quintuplet

noun ! Definition from Wiktionary (CC BY-SA). Pronunciation from Wiktionary, via Kaikki.org. More about quintuplet at Wordnik → Where our words come from →

1. A group of five, particularly a tuplet of five notes to be played in the time for four.
2. One of a group of five, particularly babies born from the same mother during the same birth.
3. A cycle adapted for five riders, all of whom can assist in the propulsion.