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cirrus
cirrus(plural cirri) A Latin word meaning ‘a tuft or lock of hair’.
1. A cloud type that comprises high-level, banded clouds in fibrous filaments aligned approximately along their line of movement. See also cloud classification. 2. In certain ciliate protozoa, an organelle formed by the fusion of a group of cilia (see cilium), which usually functions in locomotion or feeding. 3. In many invertebrates, a slender bodily appendage, often resembling a tentacle. In polychaete worms (Polychaeta) it bears cilia (see cilium). 4. In some flatworms and trematodes, an eversible copulatory organ. 5. In some fishes (e.g. Creediidae) a tuft of skin on the jaw. |
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MICHAEL ALLABY. "cirrus." A Dictionary of Ecology. 2004. Encyclopedia.com. 27 May. 2012 <http://www.encyclopedia.com>. MICHAEL ALLABY. "cirrus." A Dictionary of Ecology. 2004. Encyclopedia.com. (May 27, 2012). http://www.encyclopedia.com/doc/1O14-cirrus.html MICHAEL ALLABY. "cirrus." A Dictionary of Ecology. 2004. Retrieved May 27, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O14-cirrus.html |
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cirrus
cir·rus / ˈsirəs/ • n. (pl. cir·ri / ˈsirˌī; ˈsirē/ ) 1. cloud forming wispy filamentous tufted streaks (“mare's tails”) at high altitude, usually 16,500–45,000 feet (5–13 km). 2. Zool. a slender tendril or hairlike filament, such as the appendage of a barnacle, the barbel of a fish, or the intromittent organ of an earthworm. ∎ Bot. a tendril. |
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"cirrus." The Oxford Pocket Dictionary of Current English. 2009. Encyclopedia.com. 27 May. 2012 <http://www.encyclopedia.com>. "cirrus." The Oxford Pocket Dictionary of Current English. 2009. Encyclopedia.com. (May 27, 2012). http://www.encyclopedia.com/doc/1O999-cirrus.html "cirrus." The Oxford Pocket Dictionary of Current English. 2009. Retrieved May 27, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O999-cirrus.html |
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cirrus
cirrus
1. (pl. cirri) In certain ciliate protozoa, an organelle, formed by the fusion of a group of cilia, which usually functions in locomotion. 2. In many invertebrates, a slender bodily appendage, often resembling a tentacle. In Polychaeta it bears cilia. 3. In some flatworms and trematodes, an eversible copulatory organ. 4. In some fishes (e.g. Creediidae) a tuft of skin on the jaw. 5. See CIRRIPEDIA. |
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Cite this article
MICHAEL ALLABY. "cirrus." A Dictionary of Zoology. 1999. Encyclopedia.com. 27 May. 2012 <http://www.encyclopedia.com>. MICHAEL ALLABY. "cirrus." A Dictionary of Zoology. 1999. Encyclopedia.com. (May 27, 2012). http://www.encyclopedia.com/doc/1O8-cirrus.html MICHAEL ALLABY. "cirrus." A Dictionary of Zoology. 1999. Retrieved May 27, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O8-cirrus.html |
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cirrus
cirrus (plural cirri) From the Latin cirrus, meaning a tuft or lock of hair.
1. A cloud type comprising high-level, banded clouds in fibrous filaments aligned approximately along their line of movement. See also CLOUD CLASSIFICATION. 2. In certain ciliate protozoa, an organelle formed by the fusion of a group of cilia, which usually functions in locomotion or feeding. |
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Cite this article
AILSA ALLABY and MICHAEL ALLABY. "cirrus." A Dictionary of Earth Sciences. 1999. Encyclopedia.com. 27 May. 2012 <http://www.encyclopedia.com>. AILSA ALLABY and MICHAEL ALLABY. "cirrus." A Dictionary of Earth Sciences. 1999. Encyclopedia.com. (May 27, 2012). http://www.encyclopedia.com/doc/1O13-cirrus.html AILSA ALLABY and MICHAEL ALLABY. "cirrus." A Dictionary of Earth Sciences. 1999. Retrieved May 27, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O13-cirrus.html |
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cirrus
cirrus (bot.) tendril; (zool.) filamentary appendage XVIII; form of cloud having the appearance of wisps XIX. — L., ‘curl’, comb. form cirro- (see -o-), as in cirro-cumulus, -stratus XIX.
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T. F. HOAD. "cirrus." The Concise Oxford Dictionary of English Etymology. 1996. Encyclopedia.com. 27 May. 2012 <http://www.encyclopedia.com>. T. F. HOAD. "cirrus." The Concise Oxford Dictionary of English Etymology. 1996. Encyclopedia.com. (May 27, 2012). http://www.encyclopedia.com/doc/1O27-cirrus.html T. F. HOAD. "cirrus." The Concise Oxford Dictionary of English Etymology. 1996. Retrieved May 27, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O27-cirrus.html |
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cirrus
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MICHAEL ALLABY. "cirrus." A Dictionary of Plant Sciences. 1998. Encyclopedia.com. 27 May. 2012 <http://www.encyclopedia.com>. MICHAEL ALLABY. "cirrus." A Dictionary of Plant Sciences. 1998. Encyclopedia.com. (May 27, 2012). http://www.encyclopedia.com/doc/1O7-cirrus.html MICHAEL ALLABY. "cirrus." A Dictionary of Plant Sciences. 1998. Retrieved May 27, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O7-cirrus.html |
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cirrus
cirrus
•Arras, embarrass, harass
•gynandrous, polyandrous
•Pancras • charas • Tatras • disastrous
•ferrous • leprous • ambidextrous
•Carreras, mayoress
•scabrous
•cirrus, Pyrrhus
•chivalrous
•citrous, citrus
•ludicrous • tenebrous
•Cyrus, Epirus, papyrus, virus
•fibrous • hydrous • Cyprus
•retrovirus • monstrous
•brachiosaurus, brontosaurus, canorous, chorus, Epidaurus, Horus, megalosaurus, pelorus, porous, sorus, stegosaurus, Taurus, thesaurus, torus, tyrannosaurus
•walrus
•ochrous (US ocherous)
•cumbrous • wondrous • lustrous
•Algeciras, Severus
•desirous
•Arcturus, Epicurus, Honduras
•barbarous • tuberous • slumberous
•Cerberus • rapturous
•lecherous, treacherous
•torturous • vulturous • Pandarus
•slanderous • ponderous
•malodorous, odorous
•thunderous • murderous
•carboniferous, coniferous, cruciferous, melliferous, odoriferous, pestiferous, somniferous, splendiferous, umbelliferous, vociferous
•phosphorous, phosphorus
•sulphurous (US sulfurous)
•Anaxagoras, Pythagoras
•clangorous, languorous
•rigorous, vigorous
•dangerous • verdurous
•cankerous, cantankerous, rancorous
•decorous • Icarus • valorous
•dolorous • idolatrous
•amorous, clamorous, glamorous
•timorous
•humerus, humorous, numerous
•murmurous • generous • sonorous
•onerous • obstreperous • Hesperus
•vaporous • viviparous • viperous
•Bosporus, prosperous
•stuporous • cancerous
•Monoceros, rhinoceros
•sorcerous • adventurous • Tartarus
•nectarous • dexterous • traitorous
•preposterous • slaughterous
•boisterous, roisterous
•uterus • adulterous • stertorous
•cadaverous • feverous
•carnivorous, herbivorous, insectivorous, omnivorous
•Lazarus
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"cirrus." Oxford Dictionary of Rhymes. 2007. Encyclopedia.com. 27 May. 2012 <http://www.encyclopedia.com>. "cirrus." Oxford Dictionary of Rhymes. 2007. Encyclopedia.com. (May 27, 2012). http://www.encyclopedia.com/doc/1O233-cirrus.html "cirrus." Oxford Dictionary of Rhymes. 2007. Retrieved May 27, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O233-cirrus.html |
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