Sy*co"nes (?), n. pl. [NL., fr. Gr. a fig.] Zool.
A division of calcareous sponges.
⇒ They usually resemble a fig, being vase-shaped with a fringed opening at the summit. The feeding cells are in ampullae connected with radial tubes in the thickened walls of the body.
© Webster 1913.