1 Usage Example Depicting the Meaning of 'Barnacle' in a Sentence

"A marine crustacean belonging to the subclass Cirripedia. Barnacles typically have a calcareous shell and can be either stalked, attaching themselves to ship bottoms and floating timber (known as goose barnacle), or stalkless, attaching to rocks, especially in the intertidal zone (known as rock barnacle or acorn barnacle)." more