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quadruplet

1 ENTRIES FOUND:
quadruplet /kwɑˈdruːplət/ noun
plural quadruplets
quadruplet
/kwɑˈdruːplət/
noun
plural quadruplets
Britannica Dictionary definition of QUADRUPLET
[count]
: one of four babies that are born at the same time to the same mother usually plural
compare quintuplet, sextuplet, triplet, twin