English Words Starting With H

• hypertensive

  adjectivenounC1
  /ˌhaɪ.pəˈten.sɪv/Having abnormally high blood pressure.
• hypertext

  nounC1
  /ˈhaɪ.pə.tekst/A system of storing and accessing text and other information in a non-linear way via clickable links.
• hypertext markup language

  nounmedium
  /ˌhaɪpətekst ˈmɑːkʌp ˌlæŋɡwɪdʒ/The standard markup language used to create web pages and web applications.
• hyperthermia

  nounC1
  /ˌhaɪ.pəˈθɜː.mi.ə/A medical condition where the body temperature rises significantly above normal, typically due to failed thermoregulation.
• hyperthermophile

  nounC2
  /ˌhʌɪpəˌθɜːmə(ʊ)ˈfʌɪl/An organism, especially a microorganism, that thrives at extremely high temperatures.
• hyperthymia

  nounVery Rare (C2+)
  /ˌhaɪ.pəˈθaɪ.mi.ə/A persistent, abnormally elevated mood; a chronic mild form of mania or hypomania.
• hyperthyroidism

  nounC2
  /ˌhaɪ.pəˈθaɪ.rɔɪ.dɪ.zəm/A medical condition where the thyroid gland produces too much thyroid hormone.
• hypertonia

  nounVery Low
  /ˌhʌɪ.pəˈtəʊ.nɪə/Excessive tension or increased muscle tone, leading to stiffness and reduced flexibility.
• hypertrichosis

  nounC2
  /ˌhaɪpətrɪˈkəʊsɪs/A medical condition characterized by excessive hair growth over the body beyond what is considered normal for a person's age, sex, and race.
• hypertrophy

  nounverbverb-ambitransitiveC1
  /haɪˈpɜː.trə.fi/Excessive growth or enlargement of an organ or tissue due to increase in size of its cells (not number of cells).
• hyperurbanism

  nounVery Low (C2+ / Specialist)
  /ˌhaɪ.pərˈɜː.bə.nɪ.zəm/The conscious adoption of speech or linguistic features perceived as more prestigious or characteristic of a city or urban area, often resulting in the overuse or hypercorrection of non-standard forms.
• hyperuricemia

  nounC2 (Very Low Frequency / Highly Specialised)
  /ˌhaɪ.pəˌjʊə.rɪˈsiː.mi.ə/A medical condition characterized by an abnormally high level of uric acid in the blood.
• hypervelocity

  nounC2+
  /ˌhʌɪpəvəˈlɒsɪti/An extremely high velocity, typically greater than 3,000 metres per second, encountered in contexts like hypersonic flight, meteor impacts, or particle physics.
• hyperventilate

  verbverb-intransitiveverb-transitiveC1-C2
  /ˌhaɪ.pəˈven.tɪ.leɪt/to breathe at an abnormally rapid rate, typically during anxiety, panic, or physical exertion.
• hyperventilation

  nounC1
  /ˌhaɪ.pə.ven.tɪˈleɪ.ʃən/Excessively rapid or deep breathing, often due to anxiety or panic, which upsets the body's balance of oxygen and carbon dioxide.
• hypervigilance

  nounLow
  /ˌhaɪ.pəˈvɪdʒ.ɪ.ləns/An elevated, sustained state of being intensely watchful for potential threats or dangers, often to the point of exhaustion.
• hypervitaminosis

  nounLow (C2)
  /ˌhaɪ.pəˌvaɪ.tə.mɪˈnəʊ.sɪs/A condition of abnormally high levels of vitamins in the body, causing toxic effects.
• hypervolemia

  nounVery Low (C2)
  /ˌhaɪ.pə.vəˈliː.mi.ə/A medical condition characterized by an abnormal increase in the volume of blood plasma in the circulatory system.
• hyperweak force

  nounC2
  /ˌhaɪpəˌwiːk ˈfɔːs/A postulated, hypothetical fundamental force of nature that is far weaker than the already weak nuclear force.
• hyper–

  adjectivenounC1
  /ˈhʌɪpə/A productive prefix (chiefly in nouns and adjectives) meaning 'over, above, beyond, excessive'.

Showing 5781–5800 of 5990 words.