The story
- Proto-Indo-European*weyd-
- Ancient Greekῐ̓δεῖν (ĭdeîn)
- Ancient Greekῐ̓δέᾱ (ĭdéā)
- English todayideo-
Representing a combining form of Ancient Greek ἰδέα (idéa, “form, semblance”). Unrelated to idio-.
Words from the same roots
Ancient Greekἰδέα all →
ideaideasthesia
Etymology from Wiktionary, CC BY-SA 4.0.