chemical

6 definitions • 9 examples

any basic substance that is used in or produced by a reaction involving changes to atoms or molecules:

The government has pledged to reduce the amount of chemicals used in food production.

Each year, factories release millions of tons of toxic (= poisonous) chemicals into the atmosphere.

relating to chemicals:

The chemical industry produces such things as petrochemicals, drugs, and rubber.

any basic substance that is used in or produced by a reaction involving changes to atoms or molecules:

His business manufactured farm chemicals.

of, involved with, relating to, or made by using chemicals or chemistry:

the chemical industry

a chemical plant producing plastics and rubber

any basic substance which is used in or produced by a reaction involving changes to atoms or molecules:

The government has pledged to reduce the amount of chemicals used in food production.

Each year, factories release millions of tonnes of toxic chemicals into the atmosphere.

relating to chemicals:

The chemical industry produces such things as petrochemicals, drugs, paint, and rubber.