(entomology) The front part of the epicranium or head capsule of many insects; generally speaking the frons is the area below or between the antennae and above the clypeus. Generally it lies between the genal or "cheek" areas on either side of the head.
Origin of frons
Latin frōnsfront-forehead, front
American Heritage Dictionary of the English Language, 5th Edition
Ia, frons; b, clypeus (the pointed labrum beneath it); II, mandible; III, first maxilla; (a, base; b, sheath; c, piercer), III', inner view of sheath; IV, second maxillae forming rostrum (b, mentum; c, ligula).
They were born at the close The Theatre of the 16th century and they owed their origin to the ~growing influence of the commercial class, who asserted a right to be amused but were excluded frons enjoyment of the aristocratic No and the Kyogen.
I., a, frons; b, clypeus; I'., Same from behind.
A, Front; B, side; C, back; v, vertex; f, frons; cl, clypeus; lbr, labrum; oc, compound eye; ge, gena; mn, mandible; ca, st, pa, ga, la, cardo, stipes, palp, galea, lacinia of first maxilla; sm, m, pa', pg, submentum, mentum, palp, galea of 2nd maxilla.