tentorium

American  

[ten-tawr-ee-uhm, -tohr-] / tɛnˈtɔr i əm, -ˈtoʊr- /

noun

plural

tentoria

1. Anatomy. an extension of one of the membranes covering the cerebrum which, with the transverse fissure, separates the cerebrum from the cerebellum.

2. Zoology. (of an insect) the internal skeleton of the head.

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Other Word Forms

• tentorial adjective

Etymology

Origin of tentorium

1655–65; < New Latin tentōrium, Latin: tent, equivalent to ten ( dere ) to extend, stretch + -tōrium -tory ²

Example Sentences

The sharper definition of the lower edge of the cast of the cerebral chamber in the Chimpanzee arises from the circumstance that the tentorium remained in that skull and not in the Man's.

From Lectures and Essays by Huxley, Thomas Henry

After locating the occipital knob, a horizontal line forward will give us the portion of the tentorium.

From Buchanan's Journal of Man, April 1887 Volume 1, Number 3 by Buchanan, Joseph R. (Joseph Rodes)

The Cerebrum or Great Brain lies above the plane of the tentorium, and forms much the largest division of the encephalon.

From Encyclopaedia Britannica, 11th Edition, Volume 4, Slice 4 "Bradford, William" to "Brequigny, Louis" by Various

The Cerebellum, Little Brain, or After Brain occupies the inferior pair of occipital fossae, and lies below the plane of the tentorium cerebelli.

From Encyclopaedia Britannica, 11th Edition, Volume 4, Slice 4 "Bradford, William" to "Brequigny, Louis" by Various

Thus pag�na, page; ποτηριον, pot; κυπελλα, cup; cantharus, can; tentorium, tent; precor, pray; preda, prey; specio, speculor, spy; plico, ply; implico, imply; replico, reply; complico, comply; sedes episcopalis, see.

From A Grammar of the English Tongue by Johnson, Samuel