TOLERANCE

noun Date: 15th century capacity to endure pain or hardship ; endurance , fortitude , stamina , 2. sympathy or indulgence for beliefs or practices differing from or conflicting with one's own, the act of allowing something ; toleration , the allowable deviation from a standard, 4. a. the capacity of the body to endure or become less responsive to a substance (as a drug) or a physiological insult especially with repeated use or exposure , relative capacity of an organism to grow or thrive when subjected to an unfavorable environmental factor, the maximum amount of a pesticide residue that may lawfully remain on or in food