birotulate
noun
bi·rot·u·late
like adjective
variants or birotule
ˈbīrə‧ˌtyül,
-rō‧ˌ-
plural -s
: a sponge spicule having two wheel-shaped ends
Word History
Etymology
birotulate from birotulate, adjective; birotule probably back-formation from birotulate, adjective