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[ten-tawr-ee-uh m, -tohr-] /tɛnˈtɔr i əm, -ˈtoʊr-/
noun, plural tentoria
[ten-tawr-ee-uh, -tohr-] /tɛnˈtɔr i ə, -ˈtoʊr-/ (Show IPA)
Anatomy. an extension of one of the membranes covering the cerebrum which, with the transverse fissure, separates the cerebrum from the cerebellum.
Zoology. (of an insect) the internal skeleton of the head.
Origin of tentorium
1655-65; < New Latin tentōrium, Latin: tent, equivalent to ten(dere) to extend, stretch + -tōrium -tory2
Related forms
tentorial, adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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tentorium in Medicine

tentorium ten·to·ri·um (těn-tôr'ē-əm)
n. pl. ten·to·ri·a (-tôr'ē-ə)
A membranous cover or horizontal partition.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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