withdrawal

ot noun

1. A type of metabolic shock the body undergoes when a substance, usually a toxin such as heroin, to which a patient is dependent is withheld. Sometimes used with the substance as modifier. caffeine withdrawal
2. Receiving from someone's care what one has earlier entrusted to them. Usually refers to money.
3. A method of birth control which consists of removing the penis from the vagina before ejaculation.
4. An act of withdrawing.