undergo

verb

un·​der·​go ˌən-dər-ˈgō 

underwent ˌən-dər-ˈwent  ; undergone ˌən-dər-ˈgȯn 

 also  -ˈgän

; undergoing ˌən-dər-ˈgō-iŋ 

-ˈgȯ(-)iŋ

transitive verb

1

: to submit to : endure

2

: to go through : experience

undergo a transformation

3

obsolete : undertake

4

obsolete : to partake of

Synonyms

• endure
• experience
• have
• see

Examples of undergo in a Sentence

She will have to undergo an operation.

some people undergo a complete transformation while away at college

Recent Examples on the Web

The Mayflower Athletic Conference bout was held at Xaverian Brothers High School, which has served as Tri-County’s home venue all season while its own facilities in Franklin undergo renovations. —Brendan Connelly, Boston Herald, 17 Oct. 2025

The sedan, which underwent its most recent redesign in 2018, starts at approximately $180,000, while the SUV begins around $170,000. —Dave Smith, Fortune, 16 Oct. 2025

Hynes confirmed on Thursday that Sturm, 30, underwent a recent back surgery. —Jess Myers, Twin Cities, 16 Oct. 2025

Annett underwent surgery after the season in December, and what followed was six grueling months of rehabilitation. —Richard Dunn, Oc Register, 16 Oct. 2025

Word History

First Known Use

14th century, in the meaning defined at sense 1

Rhymes for undergo

• afterglow
• akimbo
• albino
• aliquot
• allegro
• amigo
• apropos
• audio
• bungalow
• calico
• calypso
• cameo

Kids Definition

undergo

verb

un·​der·​go ˌən-dər-ˈgō 

underwent

-ˈwent

; undergone -ˈgȯn 

 also  -ˈgän

; undergoing -ˈgō-iŋ 

1

: endure sense 2

undergo an operation

2

: to pass through : experience

undergoing a change