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Synonyms

infrequent

American  
[in-free-kwuhnt] / ɪnˈfri kwənt /

adjective

  1. happening or occurring at long intervals or rarely.

    infrequent visits.

    Synonyms:
    uncommon, rare, scarce
  2. not constant, habitual, or regular.

    an infrequent visitor.

  3. not plentiful or many.

    infrequent opportunities for advancement.

    Synonyms:
    uncommon, rare, scarce
  4. far apart in space.


infrequent British  
/ ɪnˈfriːkwənt /

adjective

  1. rarely happening or present; only occasional

"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

Other Word Forms

Etymology

Origin of infrequent

First recorded in 1525–35, infrequent is from the Latin word infrequent- (stem of infrequēns ). See in- 3, frequent

Explanation

Something that's infrequent doesn't happen very often. Your family might take infrequent trips to Disney World, traveling there every two or three years. Things that are infrequent are rare or uncommon. You'd probably be glad to have infrequent run-ins with mean dogs or ugly insects, but disappointed to get infrequent phone calls from your best friend. The adjective infrequent comes from the prefix in, which here means "not," and frequent, or "often," which is rooted in the Latin word frequentem, "crowded or repeated."

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Vocabulary lists containing infrequent

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.

"We're trying to infer processes from incomplete clues, often with very limited data collected by missions that are extraordinarily expensive and infrequent."

From Science Daily • May 12, 2026

Slater, a former security guard and DJ, said his medication was being delivered but on an infrequent basis.

From BBC • Mar. 30, 2026

The U.S. and Gulf states, which fended off infrequent drones and missiles from Iran and Yemen’s Houthis for years, are now learning fast.

From The Wall Street Journal • Mar. 15, 2026

“Although corporate spreads have widened recently, this is still an attractive borrowing environment for an infrequent and very strong issuer,” Levenson wrote.

From MarketWatch • Mar. 10, 2026

The original conspirators still gather for dinner occasionally, particularly when the circus is performing nearby, but this has become more and more infrequent.

From "The Night Circus" by Erin Morgenstern

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