American English

Definition of promptly adverb from the Oxford Advanced American Dictionary



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  1. 1without delay She deals with all the correspondence promptly and efficiently.
  2. 2exactly at the correct time or at the time mentioned synonym They arrived promptly at two o'clock.
  3. 3(always used before the verb) immediately She read the letter and promptly burst into tears.
See the Oxford Advanced Learner's Dictionary entry: promptly