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

plural of chemical defense

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

(chemistry) Any single, pure, complex chemical substance produced in limited quantities by multistep processes.

(countable) A pharmacologic agent administered to a person to prevent them from moving, as alternative for physical restraints such as belts, straitjackets, etc.

plural of chemical restraint

(journalism, environmentalism) Synonym of PFAS (“per- and poly- fluoroalkyl substance”)

A very early miscarriage, before reaching the stage of an embryo detectable by ultrasound.

plural of chemical pregnancy

a form of molecular beam epitaxy that uses a gaseous source