6 letters · 6 points in Scrabble
noun the psychological result of perception and learning and reasoning
originLearned borrowing from Ancient Greek νόησις (nóēsis, “concept”, “idea”, “intelligence”, “understanding”), from νοεῖν (noeîn, “to intend”, “to perceive”, “to see”, “to understand”) (from νοῦς (noûs, “mind”, “thought”), from νόος (nóos)) + -σις (-sis), suffix forming nouns of action.
Etymology from Wiktionary, CC BY-SA 3.0