n.
Pronunciation: ' a-l ə -thr ə n
Function: noun
Etymology: all yl + pyr ethrin
Date: 1950
: a light yellow viscous oily synthetic pyrethroid insecticide C 19 H 26 O 3 used especially in household aerosols
n.
Pronunciation: ' a-l ə -thr ə n
Function: noun
Etymology: all yl + pyr ethrin
Date: 1950
: a light yellow viscous oily synthetic pyrethroid insecticide C 19 H 26 O 3 used especially in household aerosols
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012