keel(redirected from keel over)
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1. Paratyphoid or salmonellosis of ducklings.
2. The anatomic term referring to the line along the ventral aspect of bird's breastbone; a bony prominence.
1. the ventrally directed large surface of the bird's sternum, the site of attachment of the major muscles of flight. Called also carina.
2. the prominent area over the sternum in Dachshunds.