acephala

acephala has 1 sense in the JumbleFix dictionary. Letters: 8.

Definitions

• n. pl.. That division of the Mollusca which includes the bivalve shells, like the clams and oysters; -- so called because they have no evident head. Formerly the group included the Tunicata, Brachiopoda, and sometimes the Bryozoa. See Mollusca.