Open English Wordnet
Nouns
(n)three, 3, III, trio, threesome, tierce, leash, troika, triad, trine, trinity, ternary, ternion, triplet, tercet, terzetto, trey, deuce-acethe cardinal number that is the sum of one and one and one Adjectives
(s)ternary, treble, triple, triplexhaving three units or components or elements“a ternary operation”,
“a treble row of red beads”,
“overcrowding made triple sessions necessary”,
“triple time has three beats per measure”,
“triplex windows”