Skip to main content
Select Source:

pioneer

pi·o·neer / ˌpīəˈnir/ • n. a person who is among the first to explore or settle a new country or area. ∎  a person who is among the first to research and develop a new area of knowledge or activity: a famous pioneer of birth control. ∎  (in the former USSR and other communist countries) a member of a movement for children below the age of sixteen that aimed to foster communist ideals. ∎  a member of an infantry group preparing roads or terrain for the main body of troops. ∎  (also pioneer species) a plant or animal that establishes itself in an unoccupied area. • v. [tr.] develop or be the first to use or apply (a new method, area of knowledge, or activity): he has pioneered a number of innovative techniques. ∎  open up (a road or terrain) as a pioneer.

Cite this article
Pick a style below, and copy the text for your bibliography.

  • MLA
  • Chicago
  • APA

"pioneer." The Oxford Pocket Dictionary of Current English. . Encyclopedia.com. 18 Sep. 2018 <http://www.encyclopedia.com>.

"pioneer." The Oxford Pocket Dictionary of Current English. . Encyclopedia.com. (September 18, 2018). http://www.encyclopedia.com/humanities/dictionaries-thesauruses-pictures-and-press-releases/pioneer-2

"pioneer." The Oxford Pocket Dictionary of Current English. . Retrieved September 18, 2018 from Encyclopedia.com: http://www.encyclopedia.com/humanities/dictionaries-thesauruses-pictures-and-press-releases/pioneer-2

Learn more about citation styles

Citation styles

Encyclopedia.com gives you the ability to cite reference entries and articles according to common styles from the Modern Language Association (MLA), The Chicago Manual of Style, and the American Psychological Association (APA).

Within the “Cite this article” tool, pick a style to see how all available information looks when formatted according to that style. Then, copy and paste the text into your bibliography or works cited list.

Because each style has its own formatting nuances that evolve over time and not all information is available for every reference entry or article, Encyclopedia.com cannot guarantee each citation it generates. Therefore, it’s best to use Encyclopedia.com citations as a starting point before checking the style against your school or publication’s requirements and the most-recent information available at these sites:

Modern Language Association

http://www.mla.org/style

The Chicago Manual of Style

http://www.chicagomanualofstyle.org/tools_citationguide.html

American Psychological Association

http://apastyle.apa.org/

Notes:
  • Most online reference entries and articles do not have page numbers. Therefore, that information is unavailable for most Encyclopedia.com content. However, the date of retrieval is often important. Refer to each style’s convention regarding the best way to format page numbers and retrieval dates.
  • In addition to the MLA, Chicago, and APA styles, your school, university, publication, or institution may have its own requirements for citations. Therefore, be sure to refer to those guidelines when editing your bibliography or works cited list.

pioneer

pioneer a person who is among the first to explore or settle a new country or area. Recorded from the early 16th century (as a military term denoting a member of the infantry), the word comes ultimately (via French) from Latin pedo, the same base as pawn.

Pioneer is the name of a series of American space probes launched between 1958 and 1973, two of which provided the first clear pictures of Jupiter and Saturn (1973–79).

Cite this article
Pick a style below, and copy the text for your bibliography.

  • MLA
  • Chicago
  • APA

"pioneer." The Oxford Dictionary of Phrase and Fable. . Encyclopedia.com. 18 Sep. 2018 <http://www.encyclopedia.com>.

"pioneer." The Oxford Dictionary of Phrase and Fable. . Encyclopedia.com. (September 18, 2018). http://www.encyclopedia.com/humanities/dictionaries-thesauruses-pictures-and-press-releases/pioneer

"pioneer." The Oxford Dictionary of Phrase and Fable. . Retrieved September 18, 2018 from Encyclopedia.com: http://www.encyclopedia.com/humanities/dictionaries-thesauruses-pictures-and-press-releases/pioneer

Learn more about citation styles

Citation styles

Encyclopedia.com gives you the ability to cite reference entries and articles according to common styles from the Modern Language Association (MLA), The Chicago Manual of Style, and the American Psychological Association (APA).

Within the “Cite this article” tool, pick a style to see how all available information looks when formatted according to that style. Then, copy and paste the text into your bibliography or works cited list.

Because each style has its own formatting nuances that evolve over time and not all information is available for every reference entry or article, Encyclopedia.com cannot guarantee each citation it generates. Therefore, it’s best to use Encyclopedia.com citations as a starting point before checking the style against your school or publication’s requirements and the most-recent information available at these sites:

Modern Language Association

http://www.mla.org/style

The Chicago Manual of Style

http://www.chicagomanualofstyle.org/tools_citationguide.html

American Psychological Association

http://apastyle.apa.org/

Notes:
  • Most online reference entries and articles do not have page numbers. Therefore, that information is unavailable for most Encyclopedia.com content. However, the date of retrieval is often important. Refer to each style’s convention regarding the best way to format page numbers and retrieval dates.
  • In addition to the MLA, Chicago, and APA styles, your school, university, publication, or institution may have its own requirements for citations. Therefore, be sure to refer to those guidelines when editing your bibliography or works cited list.

Pioneer

Pioneer A series of NASA spacecraft that conducted explorations of the solar system. Pioneer 10, launched on 2 March 1972, was the first spacecraft to leave the solar system, in 1987. Pioneer 11 was launched on 5 April 1973, for Saturn. Pioneer Venus, launched in 1978 to Venus, comprised an orbiter and probes sent to the surface.

Cite this article
Pick a style below, and copy the text for your bibliography.

  • MLA
  • Chicago
  • APA

"Pioneer." A Dictionary of Earth Sciences. . Encyclopedia.com. 18 Sep. 2018 <http://www.encyclopedia.com>.

"Pioneer." A Dictionary of Earth Sciences. . Encyclopedia.com. (September 18, 2018). http://www.encyclopedia.com/science/dictionaries-thesauruses-pictures-and-press-releases/pioneer

"Pioneer." A Dictionary of Earth Sciences. . Retrieved September 18, 2018 from Encyclopedia.com: http://www.encyclopedia.com/science/dictionaries-thesauruses-pictures-and-press-releases/pioneer

Learn more about citation styles

Citation styles

Encyclopedia.com gives you the ability to cite reference entries and articles according to common styles from the Modern Language Association (MLA), The Chicago Manual of Style, and the American Psychological Association (APA).

Within the “Cite this article” tool, pick a style to see how all available information looks when formatted according to that style. Then, copy and paste the text into your bibliography or works cited list.

Because each style has its own formatting nuances that evolve over time and not all information is available for every reference entry or article, Encyclopedia.com cannot guarantee each citation it generates. Therefore, it’s best to use Encyclopedia.com citations as a starting point before checking the style against your school or publication’s requirements and the most-recent information available at these sites:

Modern Language Association

http://www.mla.org/style

The Chicago Manual of Style

http://www.chicagomanualofstyle.org/tools_citationguide.html

American Psychological Association

http://apastyle.apa.org/

Notes:
  • Most online reference entries and articles do not have page numbers. Therefore, that information is unavailable for most Encyclopedia.com content. However, the date of retrieval is often important. Refer to each style’s convention regarding the best way to format page numbers and retrieval dates.
  • In addition to the MLA, Chicago, and APA styles, your school, university, publication, or institution may have its own requirements for citations. Therefore, be sure to refer to those guidelines when editing your bibliography or works cited list.

pioneer

pioneer soldier going in advance of an army to prepare the way XVI; first or original investigator, etc. XVII. orig. pion(n)er — F. pionnier, OF. paonier, peon(n)ier, f. paon, peon (see PAWN1); the suffix later assim. to -EER1.

Cite this article
Pick a style below, and copy the text for your bibliography.

  • MLA
  • Chicago
  • APA

"pioneer." The Concise Oxford Dictionary of English Etymology. . Encyclopedia.com. 18 Sep. 2018 <http://www.encyclopedia.com>.

"pioneer." The Concise Oxford Dictionary of English Etymology. . Encyclopedia.com. (September 18, 2018). http://www.encyclopedia.com/humanities/dictionaries-thesauruses-pictures-and-press-releases/pioneer-3

"pioneer." The Concise Oxford Dictionary of English Etymology. . Retrieved September 18, 2018 from Encyclopedia.com: http://www.encyclopedia.com/humanities/dictionaries-thesauruses-pictures-and-press-releases/pioneer-3

Learn more about citation styles

Citation styles

Encyclopedia.com gives you the ability to cite reference entries and articles according to common styles from the Modern Language Association (MLA), The Chicago Manual of Style, and the American Psychological Association (APA).

Within the “Cite this article” tool, pick a style to see how all available information looks when formatted according to that style. Then, copy and paste the text into your bibliography or works cited list.

Because each style has its own formatting nuances that evolve over time and not all information is available for every reference entry or article, Encyclopedia.com cannot guarantee each citation it generates. Therefore, it’s best to use Encyclopedia.com citations as a starting point before checking the style against your school or publication’s requirements and the most-recent information available at these sites:

Modern Language Association

http://www.mla.org/style

The Chicago Manual of Style

http://www.chicagomanualofstyle.org/tools_citationguide.html

American Psychological Association

http://apastyle.apa.org/

Notes:
  • Most online reference entries and articles do not have page numbers. Therefore, that information is unavailable for most Encyclopedia.com content. However, the date of retrieval is often important. Refer to each style’s convention regarding the best way to format page numbers and retrieval dates.
  • In addition to the MLA, Chicago, and APA styles, your school, university, publication, or institution may have its own requirements for citations. Therefore, be sure to refer to those guidelines when editing your bibliography or works cited list.

Pioneer

Pi·o·neer / ˌpīəˈnir/ a series of American space probes launched between 1958 and 1973, two of which provided the first clear pictures of Jupiter and Saturn (1973–79).

Cite this article
Pick a style below, and copy the text for your bibliography.

  • MLA
  • Chicago
  • APA

"Pioneer." The Oxford Pocket Dictionary of Current English. . Encyclopedia.com. 18 Sep. 2018 <http://www.encyclopedia.com>.

"Pioneer." The Oxford Pocket Dictionary of Current English. . Encyclopedia.com. (September 18, 2018). http://www.encyclopedia.com/humanities/dictionaries-thesauruses-pictures-and-press-releases/pioneer-1

"Pioneer." The Oxford Pocket Dictionary of Current English. . Retrieved September 18, 2018 from Encyclopedia.com: http://www.encyclopedia.com/humanities/dictionaries-thesauruses-pictures-and-press-releases/pioneer-1

Learn more about citation styles

Citation styles

Encyclopedia.com gives you the ability to cite reference entries and articles according to common styles from the Modern Language Association (MLA), The Chicago Manual of Style, and the American Psychological Association (APA).

Within the “Cite this article” tool, pick a style to see how all available information looks when formatted according to that style. Then, copy and paste the text into your bibliography or works cited list.

Because each style has its own formatting nuances that evolve over time and not all information is available for every reference entry or article, Encyclopedia.com cannot guarantee each citation it generates. Therefore, it’s best to use Encyclopedia.com citations as a starting point before checking the style against your school or publication’s requirements and the most-recent information available at these sites:

Modern Language Association

http://www.mla.org/style

The Chicago Manual of Style

http://www.chicagomanualofstyle.org/tools_citationguide.html

American Psychological Association

http://apastyle.apa.org/

Notes:
  • Most online reference entries and articles do not have page numbers. Therefore, that information is unavailable for most Encyclopedia.com content. However, the date of retrieval is often important. Refer to each style’s convention regarding the best way to format page numbers and retrieval dates.
  • In addition to the MLA, Chicago, and APA styles, your school, university, publication, or institution may have its own requirements for citations. Therefore, be sure to refer to those guidelines when editing your bibliography or works cited list.

pioneer

pioneeradhere, Agadir, appear, arrear, auctioneer, austere, balladeer, bandolier, Bashkir, beer, besmear, bier, blear, bombardier, brigadier, buccaneer, cameleer, career, cashier, cavalier, chandelier, charioteer, cheer, chevalier, chiffonier, clavier, clear, Coetzee, cohere, commandeer, conventioneer, Cordelier, corsetière, Crimea, dear, deer, diarrhoea (US diarrhea), domineer, Dorothea, drear, ear, electioneer, emir, endear, engineer, fear, fleer, Freer, fusilier, gadgeteer, Galatea, gazetteer, gear, gondolier, gonorrhoea (US gonorrhea), Greer, grenadier, hear, here, Hosea, idea, interfere, Izmir, jeer, Judaea, Kashmir, Keir, kir, Korea, Lear, leer, Maria, marketeer, Medea, Meir, Melilla, mere, Mia, Mir, mishear, mountaineer, muleteer, musketeer, mutineer, near, orienteer, pamphleteer, panacea, paneer, peer, persevere, pier, Pierre, pioneer, pistoleer, privateer, profiteer, puppeteer, queer, racketeer, ratafia, rear, revere, rhea, rocketeer, Sapir, scrutineer, sear, seer, sere, severe, Shamir, shear, sheer, sincere, smear, sneer, sonneteer, souvenir, spear, sphere, steer, stere, summiteer, Tangier, tear, tier, Trier, Tyr, veer, veneer, Vere, Vermeer, vizier, volunteer, Wear, weir, we're, year, Zaïre

Cite this article
Pick a style below, and copy the text for your bibliography.

  • MLA
  • Chicago
  • APA

"pioneer." Oxford Dictionary of Rhymes. . Encyclopedia.com. 18 Sep. 2018 <http://www.encyclopedia.com>.

"pioneer." Oxford Dictionary of Rhymes. . Encyclopedia.com. (September 18, 2018). http://www.encyclopedia.com/humanities/dictionaries-thesauruses-pictures-and-press-releases/pioneer-0

"pioneer." Oxford Dictionary of Rhymes. . Retrieved September 18, 2018 from Encyclopedia.com: http://www.encyclopedia.com/humanities/dictionaries-thesauruses-pictures-and-press-releases/pioneer-0

Learn more about citation styles

Citation styles

Encyclopedia.com gives you the ability to cite reference entries and articles according to common styles from the Modern Language Association (MLA), The Chicago Manual of Style, and the American Psychological Association (APA).

Within the “Cite this article” tool, pick a style to see how all available information looks when formatted according to that style. Then, copy and paste the text into your bibliography or works cited list.

Because each style has its own formatting nuances that evolve over time and not all information is available for every reference entry or article, Encyclopedia.com cannot guarantee each citation it generates. Therefore, it’s best to use Encyclopedia.com citations as a starting point before checking the style against your school or publication’s requirements and the most-recent information available at these sites:

Modern Language Association

http://www.mla.org/style

The Chicago Manual of Style

http://www.chicagomanualofstyle.org/tools_citationguide.html

American Psychological Association

http://apastyle.apa.org/

Notes:
  • Most online reference entries and articles do not have page numbers. Therefore, that information is unavailable for most Encyclopedia.com content. However, the date of retrieval is often important. Refer to each style’s convention regarding the best way to format page numbers and retrieval dates.
  • In addition to the MLA, Chicago, and APA styles, your school, university, publication, or institution may have its own requirements for citations. Therefore, be sure to refer to those guidelines when editing your bibliography or works cited list.