1. quintuplet(n = noun.quantity) 5, cinque, fin, five, fivesome, little phoebe, pentad, phoebe, quint, quintet, v - the cardinal number that is the sum of four and one;
is a kind of digit, figure
2. quintuplet(n = noun.person) quin, quint - one of five children born at the same time from the same pregnancy;
is a kind of sib, sibling
3. quintuplet(n = noun.group) quintet, quintette, quintuple - a set of five similar things considered as a unit;
is a kind of set
1. A collection or combination of five of a kind. [Webster 1913 Suppl.]
2. Five children born in the same labor. [Webster 1913 Suppl.]
3. A group of five connected notes; a turn of five notes. [Webster 1913 Suppl.]
4. A cycle having five crank shafts and adapted for five riders, all of whom can assist in the propulsion. [Webster 1913 Suppl.]
quintuplet, n.
1 each of five children born at one birth.
2 a set of five things working together.
3 Mus. a group of five notes to be performed in the time of three or four.
Etymology:
QUINTUPLE, after QUADRUPLET, TRIPLET
N five, five, cinque, quint, quincux, six, half-a- dozen, half dozen, seven, eight, nine, three times three, dicker, ten, decade, eleven, twelve, dozen, thirteen, long dozen, baker's dozen, quintuplet, twenty, score, twenty-four, four and twenty, two dozen, twenty-five, five and twenty, quarter of a hundred, forty, two score, fifty, half a hundred, sixty, three score, seventy, three score and ten, eighty, four score, ninety, fourscore and ten, sestiad, hundred, centenary, hecatomb, century, hundredweight, cwt, one hundred and forty-four, gross, thousand, chiliad, millennium, thousand years, grand, myriad, ten thousand, ban, man, ten thousand years, banzai, lac, one hundred thousand, plum, million, thousand million, milliard, billion, trillion, five, quinary, quintuple, fifth, senary, sextuple, sixth, seventh, septuple, octuple, eighth, ninefold, ninth, tenfold, decimal, denary, decuple, tenth, eleventh, duodenary, duodenal, twelfth, in one's 'teens, thirteenth, vicesimal, vigesimal, twentieth, twenty-fourth, vicenary, vicennial, centuple, centuplicate, centennial, centenary, centurial, secular, hundredth, thousandth.