peremptory
adjective /pəˈremptəri/
/pəˈremptəri/
(formal, disapproving)- (especially of somebody’s manner or behaviour) expecting to be obeyed immediately and without questioning or refusing
- a peremptory summons
- The letter was peremptory in tone.
- with a peremptory wave of his hand
Word Originlate Middle English (as a legal term): via Anglo-Norman French from Latin peremptorius ‘deadly, decisive’, from perempt- ‘destroyed, cut off’, from the verb perimere, from per- ‘completely’ + emere ‘take, buy’.