tolerance

(tŏlˈər-əns)

1. The capacity for or the practice of recognizing and respecting the beliefs or practices of others.
2. a. Leeway for variation from a standard.
   b. The permissible deviation from a specified value of a structural dimension, often expressed as a percent.
3. The capacity to endure hardship or pain.
4. Medicine
   a. Physiological resistance to a toxin.
   b. Diminution in the physiological response to a drug that occurs after continued use, necessitating larger doses to produce a given response.
5. a. Acceptance of a tissue graft or transplant without immunological rejection.
   b. Unresponsiveness to an antigen that normally produces an immunological reaction.
6. The ability of an organism to resist or survive infection by a parasitic or pathogenic organism.