The Collaborative International Dictionary
Siphuncular
Siphuncular \Si*phun"cu*lar\, a. (Zo["o]l.) Of or pertaining to the siphuncle.
Wiktionary
siphuncular
a. (context zoology English) Of or pertaining to the siphuncle.
Usage examples of "siphuncular".
Cut and polished length-wise, the fossil shows a magnificent logarithmic spiral, the general pattern of the dwelling which was a pearl palace, with numerous chambers traversed by a siphuncular corridor.