Triplex may refer to:

Triplex (building), a dwelling composed of three units Triplex (espionage), code name of a British World War II espionage operation Triplex (film), a 1991 French film Triplex (genetics), triple-stranded DNA Triplex (juggling), a three-ball throw Triplex locomotive, a type of locomotive Triplex (typeface) Triplex Safety Glass, a brand of laminated glass D-type Triplex (New York City Subway car), a 3-section articulated New York City Subway Car White Triplex, a 1920s speed record car Triplex, a Concurrency (road), where one road bears three numbers Triplex (mathematics), a type of Hypercomplex number Triplex, a cinema multiplex with three screens Triplex (software), a visual editor for React (software) Three Fiber

Species Triplex, a synonym of the sea snail genus Chicoreus Geastrum triplex, a fungus Givira triplex, a caterpillar and moth Metasia triplex, a caterpillar and moth Micrathetis triplex, a caterpillar and moth Mycobacterium triplex, a bacteria Phyllonorycter triplex, a caterpillar and moth Rinzia triplex, a shrub Terinebrica triplex, a caterpillar and moth

See also

Triple X (disambiguation) Triplex Cones, a group of volcanic cones in British Columbia, Canada