The Collaborative International Dictionary
Synapticula
Synapticula \Syn`ap*tic"u*la\, n.; pl. Synapticul[ae]. [NL., dim. from Gr. ? fastened together.] (Zo["o]l.) One of numerous calcareous processes which extend between, and unite, the adjacent septa of certain corals, especially of the fungian corals.
Wiktionary
synapticula
n. (context zoology English) One of numerous calcareous processes which extend between, and unite, the adjacent septum of certain corals.