Definition of polyvoltine in English:

polyvoltine

(also polyvoltin)

Pronunciation /ˌpɒlɪˈvɒltʌɪn/

adjective

Entomology
  • Of an insect (originally a variety of the silk moth, Bombyx mori): producing several broods in a year; multivoltine.

Origin

Late 19th century; earliest use found in Linus Brockett (1820–1893). From French polyvoltin from poly- + Italian volta turn, time + French -in.