- verb to allow something which you do not like to happen without complaining about it
- verb to allow something which you do not agree with to exist
- verb to accept the effect of a drug or a poison
- verb not to be affected by the unpleasant effects of something, especially not to experience bad effects from being exposed to something harmful
- verb not to react to a drug through having developed a resistance to it
Origin & History of “tolerate”
To tolerate something is etymologically to ‘bear’ it. The word comes from the past participle of Latin tolerāre ‘bear, tolerate’. this in turn was formed from a base *tol- ‘lift, carry’, which also underlies English extol (15th c.).