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Synonyms

inundate

American  
[in-uhn-deyt, -uhn-] / ˈɪn ənˌdeɪt, -ʌn- /

verb (used with object)

inundated, inundating
  1. to flood; cover or overspread with water; deluge.

  2. to overwhelm.

    inundated with letters of protest.

    Synonyms:
    glut

inundate British  
/ ˈɪnʌnˌdeɪt /

verb

  1. to cover completely with water; overflow; flood; swamp

  2. to overwhelm, as if with a flood

    to be inundated with requests

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Related Words

See flood.

Other Word Forms

  • inundant adjective
  • inundation noun
  • inundator noun
  • inundatory adjective

Etymology

Origin of inundate

First recorded in 1615–25; from Latin inundātus, past participle of inundāre “to flood, overflow,” equivalent to in- in- 2 + und(a) “wave” + -ātus -ate 1

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Mr Weston said "prolonged wet weather meant further rain had nowhere to go other than to inundate our ageing and fragile sewer network".

From BBC • Jul. 15, 2025

Runner-Up: I also let Instagram totally inundate me with border collie videos.

From Slate • Dec. 28, 2024

Cities around the world face supercharged rainstorms that turn streets into rivers, flood subway systems and inundate residential neighborhoods, often with deadly consequences.

From New York Times • Apr. 4, 2024

All have undertaken layoffs that eviscerated their “trust and safety” teams, allowing untrustworthy and dangerous content to inundate their users.

From Los Angeles Times • Mar. 14, 2024

It was a time when happiness was allowed to spill over, to inundate all rooms, to rule all faces, and to reign unmolested in the turbulent kingdom of the fighter pilot.

From "The Great Santini" by Pat Conroy