English Words Starting With I

• intransitive verb

  nounC1/C2 (Technical/Academic Linguistics)
  /ɪnˌtræn.zə.tɪv ˈvɜːb/A verb that does not take a direct object; the action or state described by the verb does not transfer to another person or thing.
• intrant

  nounRare
  /ˈɪn.trənt/A person who enters an organisation, institution, or contest; an entrant.
• intraocular lens

  nounLow
  /ˌɪn.trə.ˈɒk.jə.lə ˈlenz/A small artificial lens implanted inside the eye to replace the eye's natural lens, typically after cataract surgery.
• intrapreneur

  nounC1
  /ˌɪn.trə.prəˈnɜː/An employee within a company who is given the freedom and resources to develop new projects, products, or businesses, acting with entrepreneurial spirit but without bearing the same financial risks as an independent entrepreneur.
• intrathecal

  adjectivenounC2
  /ˌɪn.trəˈθiː.kəl/Situated within, occurring within, or administered into the subarachnoid space (the space under the arachnoid membrane) of the brain or spinal cord, especially the space containing cerebrospinal fluid.
• intrauterine device

  nounC1
  /ˌɪn.trəˌjuː.tər.aɪn dɪˈvaɪs/A small, flexible contraceptive device that is placed inside the uterus to prevent pregnancy.
• intravasation

  nounC2
  /ˌɪn.trə.veɪˈzeɪ.ʃən/The process by which cells (typically cancer cells) enter a blood or lymphatic vessel from the surrounding tissue.
• intravenous

  adjectivenounC1
  /ˌɪn.trəˈviː.nəs/Administered into or occurring within a vein.
• intravenous drip

  nounC1
  /ˌɪn.trəˈviː.nəs ˈdrɪp/A medical device that delivers fluids, medications, or nutrients directly into a patient's vein through a tube and needle.
• intrazonal soil

  nounVery Low
  /ˌɪn.trəˌzəʊ.nəl ˈsɔɪl/A soil whose characteristics are strongly influenced by local factors such as parent material, relief, or age, rather than by the regional climate and vegetation.
• intreat

  verbverb-ambitransitiveExtremely Rare / Obsolete
  /ɪnˈtriːt/An archaic spelling of 'entreat', meaning to ask someone earnestly or anxiously to do something; to beg or plead.
• intrench

  verbverb-ambitransitivelow
  /ɪnˈtrentʃ/To establish something firmly or securely, often making it difficult to change.
• intrenching tool

  nounLow (C2)
  /ɪnˈtrɛn(t)ʃɪŋ tuːl/A compact, folding shovel or spade originally designed for digging defensive trenches, foxholes, or field fortifications, typically associated with military use.
• intrepidity

  nounC2
  /ˌɪn.trəˈpɪd.ə.ti/The quality of being fearless, courageous, and bold, especially in the face of danger or difficulty.
• intricacy

  nounC1
  /ˈɪn.trɪ.kə.si/The state or quality of having many complexly arranged parts; complexity.
• intrigant

  nounVery Low (C2+ level, rare/archaic)
  /ˈɪn.trɪ.ɡənt/A person who schemes or plots, especially in a secretive or underhanded way.
• intrigue

  nounverbverb-intransitiveverb-transitiveC1
  /ɪnˈtriːɡ/To arouse curiosity or interest; to engage in secret plotting.
• intrigued

  adjectiveverbC1
  /ɪnˈtriːɡd/Aroused to a state of intense curiosity, fascination, or interest.
• intrinsic factor

  nounLow frequency in general English; high frequency in medical and biological contexts.
  /ɪnˌtrɪn.zɪk ˈfæk.tə/A protein produced in the stomach that is essential for the absorption of vitamin B12 in the small intestine.
• intrinsic semiconductor

  nounLow
  /ɪnˌtrɪnzɪk ˌsɛmikənˈdʌktə/A pure semiconductor material whose electrical conductivity is determined solely by the inherent properties of the material and thermal excitation of electrons.

Showing 2701–2720 of 3621 words.