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Parent Categories

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

pesticide go
a chemical used to kill pests (as rodents or insects)

insecticide, insect powder
a chemical used to kill insects

noun.substance

10 Subcategories

pyrethrum go
made of dried flower heads of pyrethrum plants
dichlorodiphenyltrichloroethane, DDT go
an insecticide that is also toxic to animals and humans
larvacide go
an insecticide that kills the larvae of insects
lead arsenate go
a poisonous white solid (Pb3[AsO4]2) used as an insecticide
lindane go
a white crystalline powder used as an agricultural insecticide
Malathion go
a yellow insecticide used as a dust or spray to control garden pests and house flies and mites
organophosphate go
an insecticide that interferes with an insect's nervous system
parathion go
a colorless and odorless toxic oil used as an insecticide
Paris green go
a toxic double salt of copper arsenate and copper acetate
rotenone go
a white crystalline insecticide that has low toxicity for mammals