English Words Starting With E

• effective resistance

  nounMedium
  /ɪˌfɛktɪv rɪˈzɪstəns/1. (literal/technical) The actual resistance in an electrical circuit, taking into account factors like frequency and temperature. 2. (figurative/idiomatic) The genuine, practical opposition or pushback against an idea, system, or force, as opposed to nominal or theoretical resistance.
• effective sound pressure

  nounC1-C2 / Very Low Frequency
  /ɪˌfɛktɪv ˈsaʊnd ˌprɛʃə/The root mean square (RMS) value of instantaneous sound pressure over a specified time interval, quantifying the actual pressure fluctuation experienced by a medium (like air) due to a sound wave.
• effectiveness

  nounC1
  /ɪˈfɛktɪvnəs/The quality of producing the intended or desired result.
• effector

  nounC1
  /ɪˈfɛktə/A device, organ, or molecule that produces a specific effect or action, often in response to a signal.
• effects

  plural-nounB2
  /ɪˈfekts/The direct result(s) or consequence(s) of an action, event, or condition; things that are produced by a cause.
• effectuate

  verbverb-transitiveC2/Rare
  /ɪˈfɛktʃueɪt/to be the cause of something; to bring about or accomplish
• effeminacy

  nounC2 (Very Low Frequency)
  /ɪˈfem.ɪ.nə.si/The quality or characteristic of having traits, appearance, or behaviour traditionally associated with women or considered unmanly.
• effeminate

  adjectiveverb-ambitransitiveC1/C2
  /ɪˈfemɪnət/(of a man or boy) having characteristics or a manner traditionally associated with women and considered unmanly.
• effeminize

  verb-transitiveC2
  /ɪˈfem.ɪ.naɪz/to make (a man or his behaviour) appear stereotypically feminine or less masculine.
• effendi

  nounC2/Rare
  /ɛˈfɛndi/A title of respect used for a man of high social standing or education, especially in the former Ottoman Empire and some Middle Eastern societies.
• efferent

  adjectivenounC2
  /ˈef.ər.ənt/Carrying away or outward from a central point or structure (used especially of nerves or vessels).
• effervesce

  verbverb-intransitiveC1
  /ˌef.əˈves/to bubble, fizz, or foam, as a carbonated liquid; to be lively, enthusiastic, or vivacious
• efficacity

  nounLow
  /ˌef.ɪˈkæs.ə.ti/The power or capacity to produce a desired effect or result.
• efficacy

  nounC1
  /ˈef.ɪ.kə.si/The ability to produce a desired or intended result; effectiveness.
• efficiency

  nounHigh
  /ɪˈfɪʃnsi/The quality of achieving maximum productivity with minimum wasted effort or expense.
• efficiency apartment

  nounB2
  /ɪˈfɪʃənsi əˈpɑːtmənt/A small, self-contained living unit, typically a single room that combines the functions of a living room, bedroom, and kitchenette, with a separate bathroom.
• efficiency expert

  nounC1-C2
  /ɪˈfɪʃn̩si ˌɛkspɜːt/A person who analyses and improves the methods and systems used in a business or organisation to make them more productive and cost-effective.
• efficient cause

  nounC2
  /ɪˌfɪʃənt ˈkɔːz/The agent or force that directly brings something about; the immediate producer of an effect.
• effie

  nounC2
  /ˈɛfi/A rare, chiefly British colloquial term meaning something eccentric, quirky, or odd.
• effigy

  nounC1
  /ˈef.ɪ.dʒi/A roughly made model or sculpture representing a hated person, especially one that is publicly damaged or destroyed as a protest.

Showing 761–780 of 4896 words.