English Words Starting With I

• incubator

  nounC1
  /ˈɪŋ.kjə.beɪ.tər/A device or environment used to maintain controlled conditions (esp. temperature and humidity) for the care, development, or hatching of something fragile or underdeveloped.
• incubus

  nounLow Frequency
  /ˈɪŋkjʊbəs/A male demon believed in medieval folklore to lie on sleeping people, especially women, in order to have sexual intercourse with them.
• incudes

  nounVery Low (C2)
  /ˈɪŋ.kjuː.diːz/The plural form of 'incus', referring to the anvil-shaped bone in the middle ear.
• inculcate

  verbverb-transitiveC1
  /ˈɪnkʌlkeɪt/To instil an idea, attitude, or habit by persistent, forceful, or continual repetition and instruction.
• inculcation

  nounC1
  /ˌɪnkʌlˈkeɪʃn/The process of instilling an idea, attitude, or habit by persistent instruction.
• inculpate

  verbverb-transitiveC2
  /ˈɪnkʌlpeɪt/To accuse or charge with a fault; to blame.
• incumbency

  nounC1
  /ɪnˈkʌmbənsi/The period during which a person holds a particular office or position; the state of holding a particular office.
• incumbent

  adjectivenounC1
  /ɪnˈkʌmbənt/Currently holding a specific office or position, usually implying a duty or responsibility attached to it.
• incumber

  verbverb-transitiveObsolete/Very Rare
  /ɪnˈkʌmbə/An archaic or obsolete spelling of 'encumber', meaning to impede, hinder, or burden.
• incunable

  nounC2
  /ɪnˈkjuːnəb(ə)l/A book printed in Europe before the year 1501.
• incunabula

  plural-nounC2
  /ˌɪnkjʊˈnæbjʊlə/Books printed before the year 1501, during the earliest period of printing.
• incur

  verbverb-transitiveC1
  /ɪnˈkɜːr/To become subject to (something unwelcome, especially a cost or penalty) as a result of one's own actions.
• incurable

  adjectivenounB2
  /ɪnˈkjʊərəbl/Impossible to cure or heal.
• incurred

  adjectiveverbC1
  /ɪnˈkɜːd/To become subject to or bring upon oneself something unwelcome or unpleasant, typically as a result of one's actions.
• incurrence

  nounLow
  /ɪnˈkʌrəns/The act of bringing something, typically a cost, liability, or obligation, upon oneself.
• incursion

  nounC1
  /ɪnˈkɜːʃ(ə)n/A sudden and brief invasion, attack, or entrance into an area, especially one not intended or expected.
• incurvate

  adjectiveverbverb-transitiveC2
  /ˈɪnkəveɪt/ (verb), /ɪnˈkɜːvət/ (adjective)To bend or curve inward.
• incurve

  verb-ambitransitiveVery Low
  /ɪnˈkɜːv/to bend or curve inwards.
• incus

  nounC2/Technical
  /ˈɪŋ.kəs/The middle of the three small bones (ossicles) in the middle ear, shaped like an anvil.
• incuse

  adjectivenounverbverb-transitiveC2
  /ɪnˈkjuːz/Impressed or stamped onto a surface, typically a coin, so that the design is sunken rather than raised.

Showing 1121–1140 of 3621 words.