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entity go
that which is perceived or known or inferred to have its own distinct existence (living or nonliving)

physical entity go
an entity that has physical existence

matter go
that which has mass and occupies space

substance go
the real physical matter of which a person or thing consists

material, stuff go
the tangible substance that goes into the makeup of a physical object

chemical, chemical substance go
material produced by or used in a reaction involving changes in atoms or molecules

herbicide, weedkiller, weed killer
a chemical agent that destroys plants or inhibits their growth

noun.substance

6 Subcategories

Agent Orange go
a herbicide used in the Vietnam War to defoliate forest areas
atrazine go
a synthetic compound derived from triazine that is widely used as an agricultural herbicide
linuron go
a herbicide that kills weeds without harming vegetables
paraquat go
a poisonous yellow solid used in solution as a herbicide
silvex go
a herbicide that is effective in controlling woody plants but is toxic to animals
simazine go
a herbicide used to control weeds (especially among crops)