simazine
noun
si·ma·zine ˈsī-mə-ˌzēn 
: a selective herbicide C7H12N5Cl used to control weeds especially among crop plants
Word History
Etymology
sim- (probably alteration of sym- symmetrical, prefix used in names of organic compounds) + triazine
First Known Use
circa 1957, in the meaning defined above
- meridian circle
- meridian day
- meridian instrument
- meridian line
- meridian mark
- meridian passage
- meridian sailing
- meridians
- meridic
- Meridion
- meridional
- meridional difference of latitude
- meridional distance
- meridional part
- meridional projection
- meridionality
- meridionally
- meridionals
- merils
- merimdean
- Merimdian
- mering
- meringue
- meringued
- meringuer