v.tr. 1 allow the existence or occurrence of without authoritative interference. 2 leave unmolested. 3 endure or permit, esp. with forbearance. 4 sustain or endure (suffering etc.). 5 be capable of continued subjection to (a drug, radiation, etc.) without harm. 6 find or treat as endurable. tolerator n.
[ L tolerare tolerat- endure ]