- belonging to the Rhizocephala, a group of degenerate hermaphrodite crustaceans that are parasitic chiefly on crabs.
Origin of rhizocephalous
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- any parasitic crustacean of the order Rhizocephala, esp Sacculina carcini, which has a saclike body and sends out absorptive processes into the body of its host, the crab: subclass Cirripedia (barnacles)
- of, relating to, or belonging to the order Rhizocephala
C19: from New Latin Rhizocephala (literally: root-headed), from rhizo- + -cephala from Greek kephalē head