from The Century Dictionary and Cyclopedia
- In ornithology, in Sundevall's system of classification, a cohort of Gallinæ, composed of the South American tinamous, or Crypturi, and coextensive with the Dromæognathæ of Huxley: so called from their resemblance in some respects (notably palatal structure) to struthious birds.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a ratite bird order: ostriches and related extinct birds; known from the Pleistocene onward
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