LAT

Lewis Short

ĭdĕa (noun F) = ιδέα:
* A (Platonic) idea, archetype, Sen. Ep. 58 med. (in Cic. Or. 3, 10; id. Ac. 1, 8, 30; id. Tusc. 1, 24, 58, as Greek).
Charlton T. Lewis, Charles Short, A Latin Dictionary

TLL

s. TLL
Thesaurus Linguae Latinae
memory