tegmen

/teg-muhn/US // ˈtɛg mən //UK // (ˈtɛɡmən) //

苔格门,苔格曼,苔门,苔藓

Definitions

n.名词 noun

1
plural teg·mi·na [teg-muh-nuh]. /ˈtɛg mə nə/.
- : a cover, covering, or integument.
- : Botany. the delicate inner integument or coat of a seed.
- : one of a pair of leathery forewings that forms a protective covering for the hind wings.

The tegmen tympani are much reduced and maintain only cartilaginous contact with the posterior arms of the squamosals.
Its roof, the tegmen tympani, is continuous with that of the attic.
Thus, if the procedure be carried out through the tegmen tympani, the brain is explored in an upward direction.
In this case the Anal Area of one Tegmen covers that of the other.
Tegmen: a covering: sometimes used for the anterior wings in Orthoptera and Neuroptera.