tri·plex /ˈtrɪˌplɛks, ˈtraɪ-/
Tri·plex a. Mach. Having three principal operative parts or motions, so as to produce a three-fold effect.
adj : having 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" [syn: ternary,