English Words Starting With I

• innuit

  nounMedium to Low
  /ˈɪn.ju.ɪt/A member of an Indigenous people inhabiting the Arctic regions of Greenland, Canada, and Alaska.
• innumerate

  adjectivenounC1/C2
  /ɪˈnjuːm(ə)rət/Lacking basic mathematical skills or understanding; unable to perform basic calculations.
• innutrition

  nounVery Rare (Specialised/Terminological)
  /ˌɪnjuːˈtrɪʃ(ə)n/A state of lacking or deficiency in proper nourishment; failure to receive adequate nutrients.
• ino

  nounA1
  /nəʊ/A negative response or denial; the opposite of yes.
• inobservance

  nounRare
  /ˌɪnəbˈzɜːvəns/The act or state of not observing or complying with a rule, law, custom, or practice; lack of observance.
• inoculant

  nounLow
  /ɪˈnɒkjʊlənt/A substance containing microorganisms, such as bacteria or fungi, that is added to a system (e.g., soil or a culture medium) to initiate beneficial growth or action.
• inoculate

  verbverb-intransitiveverb-transitiveC1
  /ɪˈnɒkjʊleɪt/To introduce a substance (typically a vaccine or microorganism) into a living organism, especially to induce immunity against a specific disease.
• inoculation

  nounC1
  /ɪˌnɒkjʊˈleɪʃən/The act of introducing a pathogen, antigen, or vaccine into the body to stimulate immunity and prevent disease.
• inoculum

  nounC2
  /ɪˈnɒkjʊləm/A substance (e.g., bacteria, virus, serum) introduced into an organism to stimulate immunity or for cultivation.
• inofficious will

  nounVery Low
  /ˌɪnəˈfɪʃəs wɪl/A will that fails to make adequate provision for the testator's close family members, violating moral or legal expectations.
• inonu

  nounVery Low (C2/Proper Noun)
  /ɪˈnɒnuː/This is not a standard English word. It is most commonly recognized as the surname of İsmet İnönü, the second President of Turkey (1938-1950), and as the name of several towns in Turkey.
• inorganic chemistry

  nounLow (common only in academic/technical contexts)
  /ˌɪn.ɔːˈɡæn.ɪk ˈkem.ɪ.stri/The branch of chemistry concerned with the properties and reactions of inorganic compounds, typically those not containing carbon-hydrogen bonds.
• inorganization

  nounLow
  /ɪnˌɔːɡənaɪˈzeɪʃən/The state or quality of lacking order, structure, or systematic arrangement.
• inosculate

  verbverb-ambitransitiveVery Low Frequency
  /ɪˈnɒskjʊleɪt/to join or unite by mutual interpenetration, as two vessels or ducts.
• inosilicate

  nounLow
  /ˌʌɪnəʊˈsɪlɪkeɪt/A mineral whose crystal structure is composed of silicate chains.
• inositol

  nounC2
  /ʌɪˈnəʊsɪtɒl/A naturally occurring, sugar-like carbohydrate found in plants and animals, and essential for cellular function.
• inpaint

  verb-transitiveLow
  /ɪnˈpeɪnt/To automatically reconstruct missing, damaged, or unwanted parts of a digital image using algorithms that fill in the gaps based on the surrounding pixels or a prompt.
• inpatient

  nounC1
  /ˈɪnpeɪʃ(ə)nt/A person who is formally admitted to a hospital and stays there for at least one night to receive medical treatment, care, or observation.
• inpour

  verb-ambitransitiveVery Low
  /ɪnˈpɔː/to flow or pour in; an inflow.
• input

  adjectivenounverbverb-transitiveHigh
  /ˈɪnpʊt/Something that is put in, contributed, or fed into a system, process, or discussion.

Showing 1941–1960 of 3621 words.