I. (ˈ)kwä|drüpəl also -rəp- or kwəˈd- or ˈkwädrəp- sometimes (ˈ)kwȯ|- or ˈkwȯdrəp- verb
( quadrupled ; quadrupled ; quadrupling -p(ə)liŋ ; quadruples )
Etymology: Middle English (Scots) quadruplen, from Latin quadruplare, from quadruplus fourfold, quadruple
transitive verb
: to make four times as much, many, or great
intransitive verb
: to become four times as much, many, or great
II. noun
( -s )
Etymology: Middle French, from quadruple, adjective
1. : a sum four times as great as another : a fourfold amount : the fourth multiple
2. obsolete : a coin worth four pistoles
III. adjective
Etymology: Middle French or Latin; Middle French quadruple, from Latin quadruplus, from quadri- + -plus multiplied by — more at double
1. : consisting of four : being four times as great or as many : fourfold
2. : taken by fours or in groups of four ; specifically : having four beats per measure
quadruple time
quadruple rhythm