barnacles

stalkless barnacles

-- applied to a group of barnacles having shells shaped like acorns

n usually coiled n a wispy white cloud (usually of fine ice crystals) at a high altitude (4 to 8 miles) n a slender flexible animal appendage as on barnacles or crinoids or many insects

An order of Crustacea including the barnacles

a slender flexible animal appendage as on barnacles or crinoids or many insects