peremptoriness

WordReference Random House Learner's Dictionary of American English © 2025

per•emp•to•ry /pəˈrɛmptəri/   adj. 

1. leaving no opportunity or chance for denial or refusal:
   a peremptory command.
2. acting like a dictator in expecting orders to be obeyed:
   a peremptory boss.

WordReference Random House Unabridged Dictionary of American English © 2025

per•emp•to•ry  (pə remp′tə rē, per′əmp tôr′ē, -tōr′ē), adj. 

1. leaving no opportunity for denial or refusal;
   imperative:
   a peremptory command.
2. imperious or dictatorial.
3. positive or assertive in speech, tone, manner, etc.
4. Law
   • Law that precludes or does not admit of debate, question, etc.:
     a peremptory edict.
   • Law decisive or final.
   • Law in which a command is absolute and unconditional:
     a peremptory writ.

• Latin peremptōrius final, decisive, literally, deadly, destructive (derivative of perimere to take away fully, destroy, slay), equivalent. to per- per- + em-, base of emere to buy, origin, originally to take + -tōrius -tory¹, with intrusive p
• 1505–15

per•emp′to•ri•ly, adv. 
per•emp′to•ri•ness, n. 
Synonyms

• 2. arbitrary, dogmatic, domineering.