WEEDKILLER

• WEEDKILLER (noun)
  The noun WEEDKILLER has 1 sense:

1. a chemical agent that destroys plants or inhibits their growth

  Familiarity information: WEEDKILLER used as a noun is very rare.

• WEEDKILLER (noun)

Meaning:

A chemical agent that destroys plants or inhibits their growth

Classified under:

Nouns denoting substances

Synonyms:

herbicide; weed killer; weedkiller

Hypernyms ("weedkiller" is a kind of...):

chemical; chemical substance (produced by or used in a reaction involving changes in atoms or molecules)

Meronyms (substance of "weedkiller"):

arsenic; As; atomic number 33 (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 realgar)

Hyponyms (each of the following is a kind of "weedkiller"):

Agent Orange (a herbicide used in the Vietnam War to defoliate forest areas)

atrazine (a synthetic compound derived from triazine that is widely used as an agricultural herbicide)

linuron (a herbicide that kills weeds without harming vegetables)

paraquat (a poisonous yellow solid used in solution as a herbicide)

silvex (a herbicide that is effective in controlling woody plants but is toxic to animals)

simazine (a herbicide used to control weeds (especially among crops))