noun, plural spic·u·lae [spik-yuh-lee] /ˈspɪk yəˌli/.
Origin of spicula
noun, plural spic·u·la [spik-yuh-luh] /ˈspɪk yə lə/. Zoology.
Origin of spiculum
Examples from the Web for spicula
Historical Examples of spicula
The spicula are quite smooth, as in the similar Sphrozoum ovodimare (in which, however, the axial rod is much longer).
Spicula all geminate-radiate, with a strong middle rod and a variable number of shorter radiating shanks on the two ends of it.
Spicula all geminate-radiate, with a strong middle rod and a variable number of longer radiant shanks on each end of it.
Spicula all geminate-radiate, with a very variable number of rays (two to six) on each end of the thin middle rod.
All spicula very thin and delicate, smooth, with curved or bent shanks, densely covering the central capsule like a cobweb.