English Words Starting With I

• independent axiom

  nounC2
  /ˌɪn.dɪˈpen.dənt ˈæk.si.əm/An axiom whose truth or falsity does not depend on any other axiom within a given formal system. It cannot be proven or disproven from the other axioms of that system.
• independent clause

  nounC1
  /ˌɪn.dɪˌpen.dənt ˈklɔːz/A group of words containing a subject and a verb that expresses a complete thought and can stand alone as a sentence.
• independent contractor

  nounB2
  /ˌɪndɪˌpɛndənt kənˈtræktə/A person or entity engaged to perform work for another, under a contract, but not as an employee, thereby retaining control over how the work is performed.
• independent living

  nounC1 (Upper-Intermediate)
  /ˌɪndɪˈpendənt ˈlɪvɪŋ/A philosophy and practice of living as autonomously as possible, particularly for individuals with disabilities or older adults, with or without support, enabling them to control their own lives and make their own choices.
• independent school

  nounB2
  /ˌɪn.dɪˈpen.dənt skuːl/A school that is privately funded, primarily through fees, and not controlled by the government.
• independent suspension

  nounC1
  /ˌɪndɪˈpɛndənt səˈspɛnʃən/A vehicle suspension system where each wheel can move vertically without directly affecting the opposite wheel on the same axle.
• independent variable

  nounB2-C1
  /ˌɪndɪˈpendənt ˈveəriəbl̩/In statistics and experimental science: a variable that is manipulated or selected by the researcher to observe its effect on a dependent variable.
• independentista

  nounLow (C2 level vocabulary; appears primarily in historical, political, or journalistic contexts)
  /ˌɪn.dɪˌpen.denˈtiː.stə/A person who advocates for or fights for the political independence of a nation or region from a larger governing state.
• indeterminacy

  nounC2
  /ˌɪn.dɪˈtɜː.mɪ.nə.si/The state or quality of being uncertain, indefinite, or not precisely fixed.
• indeterminacy principle

  nounVery Low
  /ˌɪn.dɪˈtɜː.mɪ.nə.si ˈprɪn.sɪ.pəl/A quantum mechanical concept stating that it is impossible to simultaneously know with absolute precision both the position and the momentum of a subatomic particle.
• indeterminate

  adjectivenounLow
  /ˌɪndɪˈtɜːmɪnət/Not exactly known, established, defined, or decided; not fixed or precise.
• indeterminate sentence

  nounC1
  /ˌɪn.dɪˈtɜː.mɪ.nət ˈsen.təns/A prison sentence with no fixed release date set by the court; the actual duration is determined later, typically by a parole board, based on the prisoner's behavior and rehabilitation.
• indeterminate vowel

  nounC1/C2
  /ˌɪn.dɪˈtɜː.mɪ.nət ˈvaʊ.əl/In linguistics, a vowel sound that is centralized, neutral, and unstressed, most commonly the schwa /ə/, which occurs in many weak syllables in English.
• indetermination

  nounC2+ (Rare/Very Low)
  /ˌɪndɪˌtɜːmɪˈneɪʃ(ə)n/The state or condition of being uncertain, unresolved, or not precisely fixed; lack of decisiveness or fixed purpose.
• indeterminism

  nounC2
  /ˌɪn.dɪˈtɜː.mɪ.nɪ.zəm/The philosophical doctrine that not all events are wholly determined by preceding causes; the belief in the existence of free will, chance, or probability in the universe.
• index

  nounverbverb-transitiveB1
  /ˈɪndɛks/A systematic list or guide, usually alphabetical, of items, topics, or information with references to their location.
• index card

  nounB2
  /ˈɪndeks kɑːd/A small, rectangular piece of stiff paper used for recording and organizing brief notes, typically used for study, reference, or cataloguing.
• index case

  nounLow
  /ˈɪndɛks keɪs/The first documented case of a disease in a population or outbreak, which serves as the point of origin for epidemiological investigation.
• index crime

  nounC1
  /ˈɪndeks ˌkraɪm/A serious crime used by law enforcement agencies to track and measure crime trends.
• index expurgatorius

  nounVery Low
  /ˌɪndɛks ˌɛkspɜːɡəˈtɔːrɪəs/An official list, usually published by a religious or political authority, of writings that have been examined and purged of objectionable content, with only the approved, expurgated version allowed.

Showing 1181–1200 of 3621 words.