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undergo - definition and synonyms


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verb [transitive]     undergo pronunciation in British English
Word Forms
present tense
present participleundergoing
past tenseunderwent
past participleundergone
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  1. 1
    to experience something, especially something that is unpleasant but necessary
    undergo surgery/treatment/an operation etc:

    She underwent emergency surgery for suspected appendicitis.

  2. 2
    to experience a process of change

    The bridge has undergone a series of modifications and will be re-opened in two weeks.

Open Dictionary


a rise in the level of a stream or river

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