| See under barnacle 1 (def. 1). |
[bahr-nuh-kuh
l] 
| 1. | any marine crustacean of the subclass Cirripedia, usually having a calcareous shell, being either stalked (goose barnacle) and attaching itself to ship bottoms and floating timber, or stalkless (rock barnacle or acorn barnacle) and attaching itself to rocks, esp. in the intertidal zone. |
| 2. | a person or thing that clings tenaciously. |
| barnacle (bär'nə-kəl) Pronunciation Key
Any of various small marine crustaceans of the subclass Cirripedia that form a hard shell in the adult stage and attach themselves to underwater surfaces, such as rocks, the bottoms of ships, and the skin of whales. |