weed killer

Thesaurus

Noun

1.

weed killer - a chemical agent that destroys plants or inhibits their growthherbicide, weedkillerAgent Orange - a herbicide used in the Vietnam War to defoliate forest areasAs, atomic number 33, arsenic - a very poisonous metallic element that has three allotropic forms; arsenic and arsenic compounds are used as herbicides and insecticides and various alloys; found in arsenopyrite and orpiment and realgaratrazine - a synthetic compound derived from triazine that is widely used as an agricultural herbicide; "atrazine is thought to cause cancer and is banned in some European countries"chemical, chemical substance - material produced by or used in a reaction involving changes in atoms or moleculeslinuron - a herbicide that kills weeds without harming vegetablesparaquat - a poisonous yellow solid used in solution as a herbicidesilvex - a herbicide that is effective in controlling woody plants but is toxic to animalssimazine - a herbicide used to control weeds (especially among crops)