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Synonyms

vigorous

American  
[vig-er-uhs] / ˈvɪg ər əs /

adjective

  1. full of or characterized by vigor.

    a vigorous effort.

    Antonyms:
    weak
  2. strong; active; robust.

    a vigorous youngster.

    Synonyms:
    healthy , sound , sturdy
    Antonyms:
    weak
  3. energetic; forceful: a vigorous personality.

    vigorous steps;

    a vigorous personality.

    Synonyms:
    powerful
    Antonyms:
    weak
  4. powerful in action or effect.

    vigorous law enforcement.

    Antonyms:
    weak
  5. growing well, as a plant.

    Antonyms:
    weak

vigorous British  
/ ˈvɪɡərəs /

adjective

  1. endowed with bodily or mental strength or vitality; robust

  2. displaying, involving, characterized by, or performed with vigour

    vigorous growth

"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

Related Words

See active.

Other Word Forms

  • overvigorous adjective
  • overvigorousness noun
  • supervigorous adjective
  • supervigorousness noun
  • unvigorous adjective
  • unvigorousness noun
  • vigorously adverb
  • vigorousness noun

Etymology

Origin of vigorous

First recorded in 1300–50; Middle English, from Old French, from Medieval Latin vigorōsus; vigor, -ous

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.

"The Committee has directed inquiries to the Department, and we will be conducting vigorous oversight to determine the facts related to these circumstances," they said.

From BBC

More than 100 older patients in their 60s and 70s treated at Mayo for an autoimmune disease that attacks the arteries had unusually vigorous immune systems that had not slowed with age, dubbed “immune youth.”

From The Wall Street Journal

Just a few months ago, the Republican presidential primary seemed as if it might include a frank and vigorous debate about the leadership and limitations of Donald J. Trump.

From New York Times

One of the show’s greatest moments is a vigorous drawing from 1900 in charcoal and crayon from a private collection in Europe that is being shown in this country for the first time.

From New York Times

Finally, the online voices ringing out against AI have been surprisingly vigorous.

From Los Angeles Times