un·der·go
Pronounced:
/ˌʌndɚˈgoʊ/
Function:
verbInflected forms:
un·der·goes; -went /-ˈwɛnt/ un·der·gone /-ˈgɑ:n/
un·der·go·ing Meaning:
[+ obj] : to experience or endure (something) ▪ She will have to undergo an operation. ▪ He underwent a personal transformation [=he became a different sort of person] after his heart attack.

