■ verb
1》 allow the existence or occurrence of (something that one dislikes or disagrees with) without interference.
2》 endure (someone or something unpleasant) with forbearance.
3》 be capable of continued exposure to (a drug, toxin, etc.) without adverse reaction.
Derivatives
toleration noun
tolerator noun
Origin
C16 (earlier (C15) as toleration , denoting the granting of permission by authority): from L. tolerat- , tolerare 'endure'.