tectum

Etymology
From, from , cognate with Ancient Greek. .

Noun

 * 1)  The dorsal portion of the midbrain of vertebrates; in mammals, containing the superior colliculus and inferior colliculus
 * 2) The interconnected outer surface of a spore.

Etymology
From, cognate with Ancient Greek.

Noun

 * 1) roof, ceiling
 * 2) canopy
 * 3) refuge, shelter
 * 4)  house, dwelling, abode
 * 1)  house, dwelling, abode