English Words Starting With I

• indican

  nounVery Low (Technical/Specialist)
  /ˈɪndɪkən/A colourless glucoside found in plants of the genus Indigofera and in urine, which on hydrolysis yields indoxyl and glucose.
• indicant

  adjectivenounRare / Technical
  /ˈɪndɪkənt/Serving as a sign, signal, or piece of evidence; something that points to or suggests the presence, nature, or existence of something else.
• indicate

  verbverb-transitiveC1
  /ˈɪn.dɪ.keɪt/To show, point out, or make something known, especially through signs, signals, or evidence.
• indicated horsepower

  nounC2
  /ˈɪndɪkeɪtɪd ˈhɔːspaʊə/A theoretical measure of an engine's power output, calculated from the pressure inside the cylinders during the combustion cycle, before accounting for mechanical losses like friction.
• indication

  nounB2
  /ˌɪndɪˈkeɪʃn/A sign or piece of information that suggests, points to, or shows something.
• indicative

  adjectivenounB2
  /ɪnˈdɪk.ə.tɪv/Serving as a sign or evidence of something; pointing out or suggesting.
• indicator

  nounB2
  /ˈɪn.dɪ.keɪ.tər/A thing that provides information about or evidence of the state, level, or presence of something else; a signal or sign.
• indicator diagram

  nounC2 / Very Low Frequency (Technical)
  /ˈɪndɪkeɪtə ˌdaɪəɡræm/A graph showing the variation of pressure and volume in a cylinder of a reciprocating engine or pump during one or more full cycles.
• indicator species

  nounC2
  /ˈɪn.dɪ.keɪ.tə ˈspiː.ʃiːz/A plant or animal species whose presence, absence, or population status provides information about the overall health and condition of an ecosystem or specific environmental conditions.
• indices

  nounC1-C2
  /ˈɪndɪsiːz/The plural form of 'index', primarily meaning a system for measuring or indicating a level, or an alphabetical list.
• indicia

  plural-nounC2
  /ɪnˈdɪʃə/Distinctive marks or signs that serve as evidence or indicators of something.
• indicial equation

  nounVery Low / Highly Technical
  /ɪnˈdɪʃ.əl ɪˈkweɪ.ʒən/In mathematics, specifically the Frobenius method for solving ordinary differential equations, the equation obtained by substituting the lowest power of x from a power series solution, which determines the permissible exponents (indices) of the solution.
• indicium

  nounVery Low
  /ɪnˈdɪs.i.əm/A sign, indication, or piece of evidence that points toward something.
• indicolite

  nounVery Low
  /ˈɪndɪkə(ʊ)lʌɪt/A rare blue variety of the mineral tourmaline, used as a gemstone.
• indict

  verbverb-transitiveB2
  /ɪnˈdaɪt/To formally charge someone with a serious crime, typically by a grand jury.
• indicted

  adjectivenounverbB2
  /ɪnˈdaɪtɪd/Formally accused of a serious crime by a legal body (grand jury).
• indiction

  nounVery Low
  /ɪnˈdɪkʃ(ə)n/An historical 15-year cycle used for dating and taxation in the Roman and Byzantine Empires.
• indictment

  nounC1
  /ɪnˈdaɪt.mənt/A formal accusation that someone has committed a crime, typically presented by a grand jury.
• indie

  adjectivenounC1
  /ˈɪndi/Describing or relating to small, independent producers and distributors, particularly in music, film, and video games, characterized by non-mainstream, creative, and often low-budget work.
• indienne

  adjectivenounRare
  /ˌæn.diˈen/A type of printed or painted cotton fabric originally produced in India and later imitated in Europe.

Showing 1301–1320 of 3621 words.