/meth"euh preen'/ , n. Chem.
a synthetic insect juvenile hormone, C 19 H 34 O 3 , used as a biological pesticide primarily on mosquito and fly larvae to prevent maturing to the adult state.
[ 1970-75; prob. METHO(XY-) + PR(OPYL) + -ENE ]
/meth"euh preen'/ , n. Chem.
a synthetic insect juvenile hormone, C 19 H 34 O 3 , used as a biological pesticide primarily on mosquito and fly larvae to prevent maturing to the adult state.
[ 1970-75; prob. METHO(XY-) + PR(OPYL) + -ENE ]
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012