different between hypo vs hyperventilation

English

Etymology

Clipping of various terms beginning with hypo-, from Ancient Greek ??? (hupó, “under”).

Pronunciation

• (UK) IPA^(key): /?ha?.p??/
• (US) IPA^(key): /?ha?.po?/
• Rhymes: -a?p??

Noun

hypo (countable and uncountable, plural hypos)

1. (obsolete) Melancholy; a fit of ‘hypochondria’; a morbid depression.
   • 1711 "I have a better Stomach tha usuall and have perfectly forgot what the Hyppo means",Joseph Collett, merchant, writing from Rio de Janeiro, Oct 15, 1711, in his Private Letter Books, edited by H. H. Dodwell in 1933. (cited by Eric Partidge, A Dictionary of Slang and Unconventinoal English
   • 1837 Abraham Lincoln: Tell your sister I dont want to hear any more about selling out and moving. That gives me the hypo whenever I think of it. (Letter to Mary S. Owens, May 7. 1837, Collected Works of Abraham Lincoln. Volume 1.

   • But thou sayest, methinks that white-lead chapter about whiteness is but a white flag hung out from a craven soul; thou surrenderest to a hypo, Ishmael. (Chapter 42, "The Whiteness of the Whale")

2. (slang) A hypochondriac.
   • 1953, General Motors Acceptance Corporation, General Exchange Insurance Corporation, Motors Insurance Corporation, News and Views (page 30)

     Certainly no one can accuse a bunch of hypos of lying dormant during the noon-hour. The activity, inside and out, is simply terrific. To us, personally, by far the most interesting group of hypochondriacs in attendance at this particular emporium […]

3. (photography) sodium thiosulphate, a photographic fixing agent.
4. (slang) A hypoglycaemia attack in a person with diabetes.
5. (informal) The substance sodium hyposulfite.
6. (slang) A hypodermic syringe.
7. (slang, finance, Britain) Hypothecation.
8. (informal, in the study of law) A hypothetical case.
9. (informal, zoology) A hypomelanistic snake.

Translations

See also

• hypo-

English

Etymology

hyper- +? ventilation

Pronunciation

• (Canada) IPA^(key): /?ha?p??v?nt??le???n/
• (UK) IPA^(key): /ha?.p?(?)?v?nt??le?.??n/

• Rhymes: -e???n

Noun

hyperventilation (countable and uncountable, plural hyperventilations)

1. (medicine) the state of breathing faster or deeper than necessary

Antonyms

• (breathing faster): hypoventilation

Translations