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[tek-tuh m] /ˈtɛk təm/
noun, plural tectums, tecta
[tek-tuh] /ˈtɛk tə/ (Show IPA).
Anatomy, Zoology.
a rooflike structure.
Origin of tectum
1900-05; < New Latin, Latin tēctum roof, special use of neuter of tēctus, past participle of tegere to cover; cf. protect
Related forms
tectal, tectorial
[tek-tawr-ee-uh l, -tohr-] /tɛkˈtɔr i əl, -ˈtoʊr-/ (Show IPA),
adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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tectum in Medicine

tectum tec·tum (těk'təm)
n. pl. tec·ta (-tə)
A rooflike structure of the body, especially the dorsal part of the mesencephalon.

tec'tal (-təl) adj.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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