Tectum
//ˈtɛk.təm// noun
noun ·Rare ·Advanced level
Definitions
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 Latin tēctum (“roof”), from tegō (“I cover”), cognate with Ancient Greek τέγος (tégos, “roof; any covered room of a house”). Doublet of tect.
Related phrases
More for "tectum"
Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.