simazine

[sahy-muh-zeen]

noun Chemistry.

a colorless crystalline selective herbicide, C7H12ClN5, used for season-long weed control in corn and other crops.

Origin of simazine

1955–60; sim-, respelling of sym(metrical) + (tri)azine
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019