siphuncle

[ sahy-fuhng-kuhl ]

/ ˈsaɪ fʌŋ kəl /

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noun

(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.

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Origin of siphuncle

1895–1900; <Latin sīp(h)unculus small tube through which water is forced, equivalent to sīp(h)ōn-, stem of sīp(h)ōsiphon + -culus-cule¹ (see carbuncle)

OTHER 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

siphon bottle, siphono-, siphonophore, siphonostele, Siphrei Torah, siphuncle, sipid, Siple, Sippar, sipper, sippet

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 Kirby
In Ammonoids the siphuncle is always marginal, and usually external.
Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 6|Various
The siphuncle in the Nautilus pierces the centres of the septa, and in fossil Nautiloids it is usually central or sub-central.
Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 6|Various
Shell straight or slightly curved, with a simple aperture, large terminal chamber and cylindrical siphuncle.
Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 6|Various

Shell straight, with wide margina siphuncle, necks produced into tubes fitting into one another.
Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 6|Various