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underwent

American  
[uhn-der-went] / ˌʌn dərˈwɛnt /

verb

  1. the simple past tense of undergo.


underwent British  
/ ˌʌndəˈwɛnt /

verb

  1. the past tense of undergo

"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

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.

Avery was diagnosed with a rare, highly aggressive brain cancer and underwent chemotherapy, radiation and a risky surgery.

From The Wall Street Journal • May 30, 2026

The Trojans posted a nearly perfect 32-1 record at Dedeaux Field in their first season back, after the venue underwent two years of renovations.

From Los Angeles Times • May 25, 2026

A patient at Wrexham's Maelor Hospital attended a dermatology one-stop clinic after being referred through an Urgent Suspected Cancer clinical pathway, and underwent cryotherapy treatment in which cancer cells undergo extreme cold treatment.

From BBC • May 24, 2026

After one year, participants reported their knee pain levels and underwent a second MRI so researchers could measure changes in cartilage health.

From Science Daily • May 22, 2026

Like the American women, the Soviet women underwent extensive tests, including both physical examinations and centrifuge testing.

From "Women in Space" by Karen Bush Gibson

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