Dictionary.com

tectum

[ tek-tuhm ]
/ ˈtɛk təm /
Save This Word!

noun, plural tec·tums, tec·ta [tek-tuh]. /ˈtɛk tə/. Anatomy, Zoology.

a rooflike structure.

QUIZZES

DO A DOUBLE TAKE ON THIS QUIZ ON CONTRONYMS

Look both ways before you take this quiz on contronyms, or words that can have opposite meanings.
Question 1 of 7
Choose the sentence that uses "rent" correctly.

Meet Grammar Coach

Write or paste your essay, email, or story into Grammar Coach and get grammar helpImprove Your Writing

Meet Grammar Coach

Improve Your Writing
Write or paste your essay, email, or story into Grammar Coach and get grammar help

Origin of tectum

1900–05; <New Latin, Latin tēctum roof, special use of neuter of tēctus, past participle of tegere to cover; cf. protect

OTHER WORDS FROM tectum

tectal, tec·to·ri·al [tek-tawr-ee-uhl, -tohr-], /tɛkˈtɔr i əl, -ˈtoʊr-/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

Example sentences from the Web for tectum

Medical definitions for tectum

tectum
[ tĕktəm ]

n. pl. tec•ta (-tə)

A rooflike structure of the body, especially the dorsal part of the mesencephalon.

Other words from tectum

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