English Words Starting With A

• automatograph

  nounExtremely Rare / Obsolete
  /ɔːˈtɒmətə(ʊ)ɡrɑːf/A device that records involuntary movements, especially of the hand or arm.
• automaton

  nounC1/C2 (Advanced)
  /ɔːˈtɒmətən/A machine that performs a function or sequence of actions automatically, or a person who acts in a mechanical, unthinking way.
• automechanism

  nounRare / Technical
  /ˌɔː.təʊˈmek.ə.nɪ.zəm/A self-operating mechanical or technical system, often implying automation.
• autometer

  nounLow
  /ˈɔːtəʊˌmiːtə/A device for measuring and displaying a quantity, typically speed or distance, in a vehicle.
• automobile

  adjectivenounB2
  /ˈɔː.tə.məˌbiːl/A passenger vehicle designed for operation on ordinary roads, typically with four wheels and powered by an internal combustion engine.
• automobile insurance

  nounC1
  /ˈɔː.tə.məʊ.bɪl ɪnˈʃɔː.rəns/A contractual arrangement where an individual or entity pays a premium to an insurance company in exchange for financial protection against losses or damages related to their motor vehicle.
• automobilia

  plural-nounRare / Specialized
  /ˌɔːtəməʊˈbɪliə/Objects and memorabilia related to vintage or classic automobiles, such as signs, badges, models, brochures, or other collectible items.
• automorphism

  nounVery Low
  /ˌɔː.təʊˈmɔː.fɪ.zəm/An isomorphism from a mathematical object to itself; a structure-preserving transformation where the object maps onto itself.
• automotive

  adjectivenounC1
  /ˌɔːtəˈməʊtɪv/Relating to cars, motor vehicles, or the industry that makes them.
• autonomic nervous system

  nounLow
  /ˌɔː.təˌnɒm.ɪk ˈnɜː.vəs ˌsɪs.təm/The part of the nervous system that controls involuntary bodily functions such as heart rate, digestion, and respiratory rate.
• autonomics

  nounC2
  /ˌɔːtəˈnɒmɪks/The study or property of systems that are self-regulating, self-controlling, or capable of operating independently without external control.
• autonomism

  nounC2
  /ɔːˈtɒn.ə.mɪ.zəm/A political theory or movement advocating for individual or regional self-government and independence, often rejecting centralized state authority.
• autonomous phoneme

  nounB2
  /ɔːˈtɒnəməs/Having the ability to govern itself or control its own affairs; independent.
• autonomous syntax

  nounC2
  /ɔːˈtɒnəməs ˈsɪntæks/A theoretical approach in linguistics that treats syntax as an independent system, separate from semantics and pragmatics, with its own rules and principles.
• autonomy

  nounC1
  /ɔːˈtɒnəmi/the right or condition of self-government; freedom from external control or influence.
• autonym

  nounC2
  /ˈɔːtənɪm/A person's own name; a name given to oneself; a word referring to the self.
• autooxidation

  nounVery Low
  /ˌɔːtəʊˌɒksɪˈdeɪʃən/The spontaneous oxidation of a substance by atmospheric oxygen, without the need for an external catalyst.
• autopay

  nounMedium-High (in commercial/financial contexts)
  /ˈɔː.təʊ.peɪ/A system for automatically making payments for regular bills or subscriptions from a bank account or credit card.
• autopen

  nounLow
  /ˈɔːtəʊpen/A mechanical device that automatically signs a person's signature, often used for mass signing of documents.
• autophagia

  nounVery low
  /ˌɔːtə(ʊ)ˈfeɪdʒə/The act of eating oneself; self-consumption.

Showing 8341–8360 of 8734 words.