siphuncle
(in a nautilus) the connecting tube that passes from the end of the body through all of the septa to the innermost chamber.
Entomology. an aphid cornicle.
Origin of siphuncle
1Other words from siphuncle
- si·phun·cu·lar, si·phun·cu·late [sahy-fuhng-kyuh-lit], /saɪˈfʌŋ kyə lɪt/, si·phun·cu·lat·ed [sahy-fuhng-kyuh-ley-tid], /saɪˈfʌŋ kyəˌleɪ tɪd/, adjective
Words Nearby siphuncle
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use siphuncle in a sentence
It is peculiar to the louse tribe (Pediculid), and it consists of the tubulet (Tubulus), and siphuncle (Siphunculus).
An Introduction to Entomology: Vol. III (of 4) | William KirbyIn Ammonoids the siphuncle is always marginal, and usually external.
The siphuncle in the Nautilus pierces the centres of the septa, and in fossil Nautiloids it is usually central or sub-central.
Shell straight or slightly curved, with a simple aperture, large terminal chamber and cylindrical siphuncle.
Shell straight, with wide margina siphuncle, necks produced into tubes fitting into one another.
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