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alveolus

al·ve·o·lus / alˈvēələs/ • n. (pl. -li / -ˌlī/ ) chiefly Anat. a small cavity, pit, or hollow, in particular: ∎  any of the many tiny air sacs in the lungs where the exchange of oxygen and carbon dioxide takes place. ∎  the bony socket for the root of a tooth. ∎  an acinus in a gland. DERIVATIVES: al·ve·o·late / -lit; -ˌlāt/ adj.

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"alveolus." The Oxford Pocket Dictionary of Current English. . Encyclopedia.com. 20 Oct. 2017 <http://www.encyclopedia.com>.

"alveolus." The Oxford Pocket Dictionary of Current English. . Encyclopedia.com. (October 20, 2017). http://www.encyclopedia.com/humanities/dictionaries-thesauruses-pictures-and-press-releases/alveolus-0

"alveolus." The Oxford Pocket Dictionary of Current English. . Retrieved October 20, 2017 from Encyclopedia.com: http://www.encyclopedia.com/humanities/dictionaries-thesauruses-pictures-and-press-releases/alveolus-0

alveolus

alveolus (pl. alveoli) One of a cluster of microscopic tiny air-sacs that open out from the alveolar ducts at the far end of each bronchiole in the lungs. The alveolus is the site for the exchange of gases between the air and the bloodstream, and is covered in a network of capillary blood vessels. See also gas exchange; respiratory system

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"alveolus." World Encyclopedia. . Encyclopedia.com. 20 Oct. 2017 <http://www.encyclopedia.com>.

"alveolus." World Encyclopedia. . Encyclopedia.com. (October 20, 2017). http://www.encyclopedia.com/environment/encyclopedias-almanacs-transcripts-and-maps/alveolus

"alveolus." World Encyclopedia. . Retrieved October 20, 2017 from Encyclopedia.com: http://www.encyclopedia.com/environment/encyclopedias-almanacs-transcripts-and-maps/alveolus

alveolus

alveolus small cavity, tooth-socket, etc. XVIII. — L., dim. of alveus trough.
Hence alveolar XVIII. alway †all the time, every time. OE. alne weġ, acc. of ALL and WAY; orig. denoting extent of space or distance, but at its first appearance already transf. to extent of time. Superseded in ordinary use by always XIII.

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"alveolus." The Concise Oxford Dictionary of English Etymology. . Encyclopedia.com. 20 Oct. 2017 <http://www.encyclopedia.com>.

"alveolus." The Concise Oxford Dictionary of English Etymology. . Encyclopedia.com. (October 20, 2017). http://www.encyclopedia.com/humanities/dictionaries-thesauruses-pictures-and-press-releases/alveolus-1

"alveolus." The Concise Oxford Dictionary of English Etymology. . Retrieved October 20, 2017 from Encyclopedia.com: http://www.encyclopedia.com/humanities/dictionaries-thesauruses-pictures-and-press-releases/alveolus-1

alveolus

alveolus
1. The tiny air sac in the lung of mammals and reptiles at the end of each bronchiole. It is lined by a delicate moist membrane, has many blood capillaries, and is the site of exchange of respiratory gases (carbon dioxide and oxygen).

2. The socket in the jawbone in which a tooth is rooted by means of the periodontal membrane.

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"alveolus." A Dictionary of Biology. . Encyclopedia.com. 20 Oct. 2017 <http://www.encyclopedia.com>.

"alveolus." A Dictionary of Biology. . Encyclopedia.com. (October 20, 2017). http://www.encyclopedia.com/science/dictionaries-thesauruses-pictures-and-press-releases/alveolus-1

"alveolus." A Dictionary of Biology. . Retrieved October 20, 2017 from Encyclopedia.com: http://www.encyclopedia.com/science/dictionaries-thesauruses-pictures-and-press-releases/alveolus-1

alveolus

alveolus (al-vee-oh-lŭs) n. (pl. alveoli)
1. (in the lung) a blind-ended air sac of microscopic size.

2. the part of the upper or lower jawbone that supports the roots of the teeth (see also mandible, maxilla).

3. the sac of a racemose gland (see also acinus).

4. any other small cavity, depression, or sac.
alveolar adj.

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"alveolus." A Dictionary of Nursing. . Encyclopedia.com. 20 Oct. 2017 <http://www.encyclopedia.com>.

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alveolus

alveolus
1. In the lung of an air-breathing vertebrate, a thin-walled sac surrounded by blood vessels through whose surfaces gas exchange occurs.

2. A sac forming an internal termination of a glandular duct.

3. The socket in a jawbone into which a tooth fits.

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"alveolus." A Dictionary of Zoology. . Encyclopedia.com. 20 Oct. 2017 <http://www.encyclopedia.com>.

"alveolus." A Dictionary of Zoology. . Encyclopedia.com. (October 20, 2017). http://www.encyclopedia.com/science/dictionaries-thesauruses-pictures-and-press-releases/alveolus-0

"alveolus." A Dictionary of Zoology. . Retrieved October 20, 2017 from Encyclopedia.com: http://www.encyclopedia.com/science/dictionaries-thesauruses-pictures-and-press-releases/alveolus-0

alveolus

alveolus (ălvē´ələs): see lungs.

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"alveolus." The Columbia Encyclopedia, 6th ed.. . Encyclopedia.com. 20 Oct. 2017 <http://www.encyclopedia.com>.

"alveolus." The Columbia Encyclopedia, 6th ed.. . Encyclopedia.com. (October 20, 2017). http://www.encyclopedia.com/reference/encyclopedias-almanacs-transcripts-and-maps/alveolus

"alveolus." The Columbia Encyclopedia, 6th ed.. . Retrieved October 20, 2017 from Encyclopedia.com: http://www.encyclopedia.com/reference/encyclopedias-almanacs-transcripts-and-maps/alveolus

alveolus

alveolus See BELEMNITIDA.

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"alveolus." A Dictionary of Earth Sciences. . Encyclopedia.com. 20 Oct. 2017 <http://www.encyclopedia.com>.

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alveolus

alveolusCallas, callous, callus, Dallas, Pallas, phallus •Nablus • manless •hapless, mapless •atlas, fatless, hatless •braless, parlous •armless • artless •jealous, zealous •endless • legless • sexless • airless •talus • bacillus • windlass • Nicklaus •obelus • strobilus •acidophilus, Theophilus •angelus • Aeschylus • perilous •scurrilous • Wenceslas • nautilus •Silas, stylus •jobless •godless, rodless •Patroclus • topless • coxless •lawless, oarless •Aeolus, alveolus, bolas, bolus, gladiolus, holus-bolus, solus, toeless •Troilus • Douglas • useless • Tibullus •garrulous • querulous • fabulous •miraculous • calculus • famulus •crapulous • patulous • nebulous •credulous, sedulous •pendulous • regulus •emulous, tremulous •bibulous • acidulous •meticulous, ridiculous •mimulus, stimulus •scrofulous • flocculus • Romulus •populace, populous •convolvulus •altocumulus, cirrocumulus, cumulus, stratocumulus, tumulus •scrupulous •furunculous, homunculus, ranunculus •Catullus • troublous •gunless, sunless •cutlass, gutless •earless • Heliogabalus •libellous (US libelous) • discobolus •scandalous • Daedalus • astragalus •Nicholas • anomalous • Sardanapalus •tantalus •marvellous (US marvelous) •frivolous • furless • surplus

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"alveolus." Oxford Dictionary of Rhymes. . Encyclopedia.com. 20 Oct. 2017 <http://www.encyclopedia.com>.

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