Source : Webster's Revised Unabridged Dictionary (1913)

Spiculate \Spic"u*late\, a. [L. spiculatus, p. p. of spiculare
   to sharpen, to point, fr. spiculum a dart.]
   1. Covered with, or having, spicules.

   2. (Bot.) Covered with minute spicul[ae], or pointed fleshy
      appendages; divided into small spikelets.

Spiculate \Spic"u*late\, v. t.
   To sharpen to a point. [R.] ``With spiculated paling.''
   --Mason.