Definition of: tolerance

(tol′ər·əns) noun
1. The character, state, or quality of being tolerant.
2. Indulgence or forbearance in judging the opinions, customs, or acts of others; freedom from bigotry or from racial or religious prejudice.
3. The act of enduring, or the capacity for endurance.
4. Mech. A fractional allowance for variations from the specified standard weight, dimensions, etc., of mechanical constructions.
5. A legally permissible variation from the standard of weight, fineness, etc., of coins: also called remedy.
6. Med. Natural or acquired ability to endure without ill effects large or increasing amounts of specified substances, particularly drugs.