noun, plural sim·plex·es, sim·pli·ces [sim-pluh-sees] /ˈsɪm pləˌsis/.
Examples from the Web for simplex
Ex quo intellegitur, quod verum, simplex sincerumque sit, id esse naturae hominis aptissimum.De Officiis|Marcus Tullius Cicero
He staggered, and would have fallen if Simplex had not seized him by the arm and led him away.
Simplex and the driver also took their places on the box-seat.
They have not the easy negligence, the elegant simplicity, the "simplex munditiis," of woods.
Happily I could just make out at the end of a long series of hard words the name ‘Simplex’.An Irishman's Difficulties with the Dutch Language|N.A. Cuey-na-Gael