verb (used with object), in·so·lat·ed, in·so·lat·ing.
- to expose to the sun’s rays; treat by exposure to the sun’s rays.
- (tr) to expose to sunlight, as for bleaching
“to expose to the rays of the sun,” 1620s, from Latin insolatus, past participle of insolare, from in- “in” (see in- (2)) + sol “sun” (see Sol). Related: Insolated; insolation.