[ sir-uh-ped ]
/ ˈsɪr əˌpɛd /


any crustacean of the subclass Cirripedia, chiefly comprising the barnacles, typically free-swimming in the larval stage and attached or parasitic in the adult stage, with slender, bristly appendages for gathering food.


having legs like cirri.
belonging or pertaining to the Cirripedia.

Origin of cirriped

1820–30; < New Latin Cirripedia; see cirri-, ped Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Science definitions for cirriped


[ sîrə-pēd′ ]

Any of various small marine crustaceans of the subclass Cirripedia, which includes the barnacles. Some cirripedes become internal parasites of other marine invertebrates in the adult stage, while others (the barnacles) attach themselves to objects and grow a hard shell. Cirripedes are related to copepods.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.