ratite

ratite
adj. [L. ratis, raft]
Lacking a keel; a smooth ventral somite; lacking ridges or raised lines; see carinate.

Online Dictionary of Invertebrate Zoology. . 2005.

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  • ratite — RATÍTE s.f. pl. (zool.) Acarinate. – Din fr. ratites. Trimis de ana zecheru, 13.09.2007. Sursa: DEX 98  ratíte s. f. pl. Trimis de siveco, 10.08.2004. Sursa: Dicţionar ortografic  RATÍTE …   Dicționar Român

  • Ratite — Rat ite (r[a^]t [imac]t), a. (Zo[ o]l.) Of or pertaining to the Ratit[ae]. n. One of the Ratit[ae]. [1913 Webster] …   The Collaborative International Dictionary of English

  • ratite — ● ratite nom masculin (latin ratis, radeau) Oiseau aux pattes robustes, aux ailes rudimentaires, tel que l autruche, le nandou, l émeu, le casoar et le kiwi, incapable de voler …   Encyclopédie Universelle

  • ratite — [rat′īt] adj. [< L ratitus, marked with the figure of a raft < ratis, raft, prob. < IE base * rēt , *rōt , beam > ROOD] designating a former group (Ratitae) of large, flightless birds of various orders having a flat breastbone without …   English World dictionary

  • Ratite — Taxobox name = Ratites image width = 258px image caption = Various ratite birds regnum = Animalia phylum = Chordata classis = Aves superordo = Paleognathae ordo = Struthioniformes ordo authority = Latham, 1790 subdivision ranks = Families… …   Wikipedia

  • ratite — noun Etymology: ultimately from Latin ratitus marked with the figure of a raft, from ratis raft Date: 1877 a bird with a flat breastbone; especially any of various mostly flightless birds (as an ostrich, rhea, emu, moa, or kiwi) with small or… …   New Collegiate Dictionary

  • ratite — /rat uyt/, adj. 1. having a flat, unkeeled sternum, as an ostrich, cassowary, emu, or moa. n. 2. a bird having a ratite breastbone. [1875 80; < L rat(is) raft + ITE2] * * * Any bird species that cannot fly because its smooth, or raftlike, sternum …   Universalium

  • ratite — rat•ite [[t]ˈræt aɪt[/t]] adj. 1) orn having a flat, unkeeled sternum, as an ostrich, cassowary, emu, or moa 2) orn a bird having a ratite sternum • Etymology: 1875–80; < L rat(is) raft + ite II …   From formal English to slang

  • ratite Ornithology — [ ratʌɪt] adjective denoting a bird having a flat breastbone without a keel and so unable to fly, such as an ostrich, emu, etc. Contrasted with carinate. noun a ratite bird. Origin C19: from L. ratis raft + ite1 …   English new terms dictionary

  • ratite bird — noun flightless birds having flat breastbones lacking a keel for attachment of flight muscles: ostriches; cassowaries; emus; moas; rheas; kiwis; elephant birds • Syn: ↑ratite, ↑flightless bird • Ant: ↑carinate (for: ↑ratite) …   Useful english dictionary

  • Ratite — Struthioniformes Struthioniformes …   Wikipédia en Français

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