Entry 3 senses · 2 variants Webster, 1913 Spiculate · Spic·u·late · IPA a. v. t. 01 a. Covered with, or having, spicules. 1. Covered with, or having, spicules. 2. Covered with minute spiculae, or pointed fleshy appendages; divided into small spikelets.(Bot.) 02 v. t. To sharpen to a point. 1. To sharpen to a point.[R.]