from The American Heritage® Dictionary of the English Language, 4th Edition
- Below; beneath; under: hypodermic.
- Less than normal; deficient: hypoesthesia.
- In the lowest state of oxidation: hypoxanthine.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- Below; beneath; under.
- Deficient; less than normal.
- A name for oxoacid and oxyanions with a low amount of oxygen.
from the GNU version of the Collaborative International Dictionary of English
- A prefix signifying a less quantity, or a low state or degree, of that denoted by the word with which it is joined, or position under or beneath.
- A prefix denoting that the element to the name of which it is prefixed enters with a low valence, or in a low state of oxidization, usually the lowest, into the compounds indicated.
You also may experience hypo- or hyper-pigmentation, where patches of your skin may appear lighter or darker than surrounding areas.
Some scars present as post-inflammatory hypo- or hyperpigmentation PIH.
Dark skin types (Fitzpatrick Types 5 and 6) should stay away from IPL and pigment-targeting lasers such as the Nd:YAG, since they can cause postinflammatory hypo- or hyperpigmentation (PIH).
Darker skin and Asian complexions Fitzpatrick Types 3 to 6 are prone to ill effects—primarily postinflammatory hypo- or hyperpigmentation or PIH—from stronger peels, especially melanotoxic TCA.
The location below the center of a nuclear detonation is, strictly speaking, the hypocenter, with the Greek hypo- meaning “under”; that word was soon overtaken by epicenter the Greek prefix epi- means “on, over”, the outbreaking point on the earth’s surface above the focus of an earthquake.
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