barnacle has definitions from the field of zoology
1
[ noun ] (zoology) marine crustaceans with feathery food-catching appendages; free-swimming as larvae; as adults form a hard shell and live attached to submerged surfaces

Synonyms

cerripede cerriped

2
[ noun ] (zoology) European goose smaller than the brant; breeds in the far north

Related terms

goose Branta

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