carinate
/ˈkærɪneɪt/adjective
1- having a keel-like ridge有龙骨状突起的。
1.1
- (of a bird) having a deep ridge on the breastbone for the attachment of flight muscles（鸟）有突起胸骨的, 突胸的。与RATITE相对。
派生词
carinated
adjectivecarination
noun词源
late 18th cent.: from Latin carinatus 'having a keel', from carina 'keel'.