barnacles

Estimated CEFR level: C2 — Proficiency

Estimated from word frequency; not an official CEFR classification.

Definition

  1. noun marine crustaceans with feathery food-catching appendages; free-swimming as larvae; as adults form a hard shell and live attached to submerged surfaces
  2. noun European goose smaller than the brant; breeds in the far north

Synonyms

barnacle, cirriped, cirripede

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