annuloida Meaning, Definition & Usage

An`nu*loid"a noun plural
Etymology
NL., fr. L. annulus ring + -oid.
Definitions
  1. (Zoöl.) A division of the Articulata, including the annelids and allied groups; sometimes made to include also the helminths and echinoderms. Written also Annuloidea.

Webster 1913