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Synonyms

quadruplet

American  
[kwo-druhp-lit, -droo-plit, kwod-roo-plit] / kwɒˈdrʌp lɪt, -ˈdru plɪt, ˈkwɒd rʊ plɪt /

noun

  1. any group or combination of four.

  2. quadruplets, four children or offspring born of one pregnancy.

  3. one of four such children or offspring.

  4. Music. a group of four notes of equal value performed in the time normally taken for three.


quadruplet British  
/ kwɒˈdruːplɪt, ˈkwɒdrʊplɪt /

noun

  1. Often shortened to: quad.  one of four offspring born at one birth

  2. a group or set of four similar things

  3. music a group of four notes to be played in a time value of three

"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

Etymology

Origin of quadruplet

1780–90; quadruple + -et (modeled on triplet )

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.

See Examples For:

There was a quadruplet quake sequence — of all magnitude 6.3 quakes — in western Afghanistan in 2023.

From Los Angeles Times Jun. 26, 2026

The chance of a quadruplet pregnancy in cattle is said to be one in 700,000, with the chance of them all being born alive just one in 11 million.

From BBC Oct. 23, 2024

Not that Fay would have envisioned that as a youngster growing up as a quadruplet in Ireland.

From Seattle Times May 11, 2022

"An example is a quadruplet pregnancy reduced to twins in order to decrease the risk of the pregnancy," Shahine explained to Salon.

From Salon May 10, 2022

A quadruplet code would have 256 permutations—far more than needed to encode twenty amino acids.

From "The Gene" by Siddhartha Mukherjee

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