- macrocnemes
-
n. pl. [Gr. makros, large; kneme, lower leg](CNIDARIA: Anthozoa)In Actinaria, complete and filamented mesenteries in the first one or two cycles of simple tentacles; maybe fertile or sterile and possess acontia and strong retractors; see microcnemes.
Online Dictionary of Invertebrate Zoology. A.R. Maggenti and S.L. Gardne. 2005.