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1. Below; beneath; under: hypodermic.
2. Less than normal; deficient: hypoesthesia.
3. In the lowest state of oxidation: hypoxanthine.
hypo-or before a vowel
1. under, beneath, or below: hypodermic.
2. lower; at a lower point: hypogastrium.
3. less than: hypoploid.
4. (Medicine) (in medicine) denoting a deficiency or an abnormally low level: hypothyroid; hypoglycaemia.
5. incomplete or partial: hypoplasia.
6. (Chemistry) indicating that a chemical compound contains an element in a lower oxidation state than usual: hypochlorous acid.
[from Greek, from hupo under]
(Classical Music) indicating a plagal mode in music: Hypodorian.
[from Greek: beneath (it lies a fourth below the corresponding authentic mode)]
n., pl. -pos, n.
1. a hypodermic syringe or injection.
2. a stimulus or boost.v.t.
3. to stimulate by or as if by administering a hypodermic injection; boost: to hypo a car by installing a bigger engine.
[1860–65; shortening of hyposulfite]
n., pl. -pos.
1. a hypochondriac.
2. Archaic. hypochondria.
[1710–20; by shortening]
a prefix meaning “under, below,” occurring esp. in words denoting an organ or location below a given body part (hypodermic; hypothalamus), or in terms denoting a body condition in which substances or functions are at below-normal levels ( hypothermia),sometimes as a counterpart to a word formed with hyper-; also used in the names of chemical compounds that are in a lower state of oxidation than a given compound (hyposulfurous acid).Also, esp. before a vowel, hyp-.
[< Greek, prefixal use of hypó under (preposition), below (adv.); c. Latin sub (see sub-)]
A prefix that means "beneath" or "below," as in hypodermic, below the skin. It also means "less than normal," as in hypoglycemia, having a level of sugar in the blood that is less than normal.
pref → Hypo-, hypo-; hypoallergenic → hypoallergen