noun, plural tegmina
[teg-muh-nuh] /ˈtɛg mə nə/ (Show IPA)
a cover, covering, or integument.
Botany. the delicate inner integument or coat of a seed.
(of certain orthopterous insects) one of a pair of leathery forewings that forms a protective covering for the hind wings.
noun (pl) -mina (-mɪnə)
either of the leathery forewings of the cockroach and related insects
the delicate inner covering of a seed
any similar covering or layer
tegmen teg·men (těg’mən)
n. pl. teg·mi·na (-mə-nə)
A covering or an integument of a part. Also called tegmentum.
A covering or integument, such as the tough leathery forewing of certain insects or the inner coat of a seed.
- Tegmen mastoideum
tegmen mastoideum tegmen mas·toi·de·um (mā-stoi’dē-əm) n. The lamina of bone that roofs over the mastoid cells.
- Tegmental decussation
tegmental decussation n. The dorsal tegmental decussation of the left and right tectospinal and tectobulbar tracts, located in the mesencephalon. Also called fountain decussation, Meynert’s decussation. The ventral tegmental decussation of left and right tracts that control flexor muscle tone, located in the mesencephalon. Also called Forel’s decussation, rubrospinal decussation.
- Tegmental nucleus
tegmental nucleus n. Either of two small round cell groups in the caudal part of the midbrain, associated with the mamillary body via the mamillary peduncle and mamillotegmental tract.
- Tegmental syndrome
tegmental syndrome n. A syndrome characterized by hemiplegia and paresis or paraylsis of the eye muscles and caused by a lesion in the tegmentum of the mesencephalon.