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Webster 1913 Edition
Siphuncle
Si′phunˊcle
,Noun.
(Zool.)
The tube which runs through the partitions of chambered cephalopod shells.
Definition 2024
siphuncle
siphuncle
English
Noun
siphuncle (plural siphuncles)
- A strand of tissue passing longitudinally through the shell of a cephalopod mollusk, used primarily in emptying water from new chambers as the shell grows.