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
Related terms: crustacean goose_barnacle acorn_barnacle Cirripedia
2. [ noun ] (zoology) European goose smaller than the brant; breeds in the far north
Synonyms: Branta_leucopsis barnacle_goose
Related terms: goose Branta
Similar spelling:   barnacled