bn:00059145n
Noun Concept
Categories: Parts of a bird beak, All articles with self-published sources, long volume value
EN
operculum
EN
A hard flap serving as a cover for (a) the gill slits in fishes or (b) the opening of the shell in certain gastropods when the body is retracted WordNet 3.0
English:
bird
Definitions
Relations
Sources
EN
A hard flap serving as a cover for (a) the gill slits in fishes or (b) the opening of the shell in certain gastropods when the body is retracted WordNet 3.0 & Open English WordNet
A covering flap in animals, such as a gill cover. Wiktionary
(zoology) covering flap in animals. Wiktionary (translation)
IS A
HAS KIND
WordNet 3.0 & Open English WordNet
Wiktionary
Wikipedia Redirections