One of five offspring born at one birth. The quintuplet siblings celebrated their birthday together with a big party.
A group or set of five similar things considered as a unit. The artist created a quintuplet of paintings that were displayed together in the gallery.
In music, a group of five notes to be played in the time of four. The composer included a challenging quintuplet in the piano piece, requiring precise timing from the musician.
Five offspring born at one birth considered as a single group. The doctor announced that the mother had delivered quintuplets, making medical history at the hospital.