Dictionary

tectum

noun tec·tum \ˈtek-təm\
plural tec·ta \-tə\

Definition of TECTUM

:  a bodily structure resembling or serving as a roof; especially :  the dorsal part of the midbrain
tec·tal \ˈtek-təl\ adjective
ADVERTISEMENT

Origin of TECTUM

New Latin, from Latin, roof, dwelling, from neuter of tectus, past participle of tegere to cover — more at thatch
First Known Use: circa 1905
Medical Dictionary

tectum

noun tec·tum \ˈtek-təm\
plural tec·ta \-tə\

Medical Definition of TECTUM

1
:  a bodily structure resembling or serving as a roof
2
:  the dorsal part of the midbrain including the corpora quadrigemina—called also tectum mesencephali

Browse

Next Word in the Dictionary: tedPrevious Word in the Dictionary: tectrixAll Words Near: tectum
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears