adj
Meanings
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1
adj
expressing earnest disagreement, protest, or persuasion intended to dissuade someone
She sent an expostulatory letter urging the committee to reverse its decision.
Thesaurus
Etymology
Formed in the late 16th century from expostulate + -ory. Expostulate comes from Latin expostulare, 'to demand urgently, complain, or remonstrate,' from ex- used intensively + postulare, 'to ask or demand.'