Definition of tolerate

• put up with something or somebody unpleasant; "I cannot bear his constant criticism"; "The new secretary had to endure a lot of unprofessional remarks"; "he learned to tolerate the heat"; "She stuck out two years in a miserable marriage"
• recognize and respect (rights and beliefs of others); "We must tolerate the religions of others"
• have a tolerance for a poison or strong drug or pathogen; "The patient does not tolerate the anti-inflammatory drugs we gave him"