verb

undergo

uhn-duh-GOH

verb

To experience or go through something, especially a difficult or significant process.

"She underwent surgery last month."

"The company underwent major restructuring after the merger."

How to Use Undergo

Learner’s notes

In plain EnglishTo go through an experience, process, or change.

Common pairings

undergo treatment undergo surgery undergo a change

underwent past tense, undergone past tense, undergoes singular

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From Old English undergān, "to undergo, undermine," from under- + go.

ergo