quadruplet

noun

qua·​dru·​plet kwä-ˈdrü-plət  -ˈdrə- 

ˈkwä-drə-plət

1

: a combination of four of a kind

2

: one of four offspring produced in the same pregnancy

3

: a group of four musical notes to be performed in the time ordinarily given to three of the same kind

Examples of quadruplet in a Sentence

Recent Examples on the Web

Na'amoana and her husband were already the parents of four children ages 1 to 10, so the quadruplets' birth instantly doubled their number of children. — ABC News, 21 July 2026

Doctors estimate the odds of conceiving spontaneous identical quadruplets at roughly 1 in 15 million. — Daniela Suarez, NBC news, 21 July 2026

After his death on Saturday, the couple’s devoted followers began to donate once again to the GoFundMe that was originally created when the quadruplets were born. — Sam Gillette, PEOPLE, 25 June 2026

We were joined at the vineyard by Hayden, one of the quadruplets, and Colton, who had just graduated from high school. — Reeves Wiedeman, Curbed, 22 June 2026

Word History

First Known Use

1709, in the meaning defined at sense 1

Kids Definition

quadruplet

noun

qua·​dru·​plet kwä-ˈdrü-plət  -ˈdrəp-lət 

ˈkwäd-rə-plət

1

: a combination of four of a kind

2

: one of four offspring born at one birth

Medical Definition

quadruplet

noun

qua·​dru·​plet kwä-ˈdrəp-lət  -ˈdrüp-; ˈkwäd-rəp- 

1

: one of four offspring born at one birth

2

quadruplets plural : a group of four offspring born at one birth