: in a prompt manner : without delay : very quickly or immediately
I'm going to speak French again, something I learned in school and promptly forgot. Deanna Pai
Treatment is promptly resumed until the virus is suppressed again, and then stopped to see if the patient's immune system is able to keep the viral levels in check. Joan Stephenson
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: exactly at a particular time or the correct time
She arrived promptly at 7:00 p.m. as we had agreed.