Head voice Meaning, Definition & Usage

  1. noun the higher ranges of the voice in speaking or singing; the vibrations of sung notes are felt in the head
    head tone; head register.

WordNet

Definitions
  1. (Phon.), a kind of voice of high pitch and of a thin quality ascribed to resonance in the head; voice of the thin register; falsetto. In producing it, the vibration of the cords is limited to their thin edges in the upper part, which are then presented to each other.

Webster 1913