unˈciliated,ppl.a. (un-1 8.) 1851G. F. Richardson Geol. viii. 217 The Anthozoa have unciliated tentacula, no intestinal appendage to the stomach [etc.].1860Encycl.Brit. (ed. 8) XXI. 1008/2 The majority of the species produce only unciliated gelatinous grains.