early 15c., "triple, threefold," from Latin triplicatus, past participle of triplicare "to triple," from tri- "three" (see tri-) + plicare "to fold" (from PIE root *plek- "to plait").
triplicate (v.)
"to multiply by three," 1620s, from Latin triplicatus (see triplicate (adj.)). Related: Triplicated; triplicating; triplication.
triplicate the letter for the committee
trip
tripartite
tripe
triple
triplet
triplicate
tripod
Tripoli
triptych
trireme
Triscuit
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