WordReference Random House Learner's Dictionary of American English © 2026
in•un•date /ˈɪnənˌdeɪt/USA pronunciation
v. [~ + object], -dat•ed, -dat•ing.
WordReference Random House Unabridged Dictionary of American English © 2026- to overspread with water; flood:Heavy rains inundated the town.
- to overwhelm:inundated by telephone calls.
in•un•date
(in′ən dāt′, -un-, in un′dāt),USA pronunciation v.t., -dat•ed, -dat•ing.
in′un•da′tion, n.
in′un•da′tor, n.
in•un•da•to•ry
(in un′də tôr′ē, -tōr′ē),USA pronunciation adj.
- to flood; cover or overspread with water;
deluge. - to overwhelm:inundated with letters of protest.
- Latin inundātus, past participle of inundāre to flood, overflow, equivalent. to in- in-2 + und(a) wave + -ātus -ate1
- 1615–25
in′un•da′tor, n.
- 2. glut.
'inundation' also found in these entries (note: many are not synonyms or translations):