To tolerate is defined as to allow something, even if it is not your practice or something that you like.(verb)
Tolerate means for a body to accept something.(verb)
An example of to tolerate is for your system to be ok with large doses of medicine.
See tolerate in Webster's New World College Dictionary
Origin: < L toleratus, pp. of tolerare, to bear, sustain, tolerate < IE base *tel-, to lift up, bear > thole, talent, L tollere, to lift up
See tolerate in American Heritage Dictionary 4
transitive verb tol·er·at·ed, tol·er·at·ing, tol·er·ates
Origin: Latin tolerāre, tolerāt-, to bear; see telə- in Indo-European roots.
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