(agriculture) not involving the use of artificial chemicals in farming, such as insecticides or fertilisers.

plural of chemical defense

(chemistry) the 1- to 3-letter international code for a chemical element

(UK) The sedation of an individual with chemicals, or medication, especially where sedation is unnecessary.

plural of chemical cosh

plural of chemical structure

Relating to wet chemistry

(military) The use of toxic properties of chemical substances as weapons of war, through the intentional exposure of enemy forces to such substances.

(euphemistic, often humorous) Intoxicated by alcohol or recreational drugs.

plural of chemical restraint