methoprene

[meth-uh-preen]
noun Chemistry.
  1. a synthetic insect juvenile hormone, C19H34O3, used as a biological pesticide primarily on mosquito and fly larvae to prevent maturing to the adult state.

Origin of methoprene

1970–75; probably metho(xy-) + pr(opyl) + -ene
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018