hypo-, hyp-

(Greek: under, below, beneath; less than; too little; deficient, diminished; used as a prefix)

A body temperature significantly less than 98.6°F (37°C).
1. Somewhat warm.
2. Relating to reduction of body heat.
1. A body temperature significantly below 98.6°F (37°C).
2. The condition of having a body temperature substantially below the normal, either as a result of natural causes or artificially induced (e.g. for cardiac surgery).
hypothesis (s) (noun), hypotheses (pl)
1. A tentative theory about the natural world; an idea that is not yet verified, but which, if true, would explain certain facts about what is going on: In order to solve the problem regarding the scientific hypothesis in their physics book, the students had to do experimental testing in order to prove it a theory.
2. An assumption intended to account for certain observations or facts: It was only a hypothesis that the cat ate the meat intended for the family's dinner because nobody else was at home during that time!
3. A speculation stating a view founded on insufficient evidence: Mrs. Smart supposed or guessed that Bruce copied from his neighbor's test, which was only a hypothesis, because it could have easily been the other way around!
4. Etymology: from Middle French hypothese, from Late Latin hypothesis, from Greek hypothesis, "base, basis of an argument, supposition". Literally, "a placing under", from hypo-, "under" + thesis, "a placing, proposition".
A theory or explanation to explain certain information.
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hypothetical (adjective); more hypothetical, most hypothetical
Of, relating to, or based on uncertain facts or theories that might happen during certain situations: The presumed reason for Jerry's absence from the meeting was purely hypothetical because no one really knew why he wasn't there.
Descriptive of something that could take place.
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hypotonia, hypotonus
1. A state of reduced pressure of the intra-ocular fluid.
2. A condition in which there is diminution or loss of muscular tonicity, resulting in the stretching of the muscles beyond their normal limits.
3. A condition of diminished tone of the skeletal muscles, resulting in the diminished resistance of muscles to passive stretching.
4. The condition (in muscle or muscular tissue) of being hypotonic.
1. Having a lesser degree of tension.
2. Having a lesser osmotic pressure than a reference solution, which is ordinarily assumed to be blood plasma or interstitial fluid; more specifically, it refers to a fluid in which cells would swell.
A congenital deficiency of hair.
A less than normal amount of hair on the head and/or body. Synonyms: hypotrichiasis, oligotrichia, oligotrichosis.
1. Congenital deficiency or sparsity of hair.
2. Diminished growth of hair.
A reference to the Hypotricha, an order of the class Ciliata of Protozoa, having the locomotive cilia confined to the ventral (stomach) surface.
1. Incomplete growth; atrophy.
2. Progressive degeneration of an organ or tissue caused by loss of cells.
3. Wasting that is often the result of recent nutritional deficiencies.