| hypo- | 1. <prefix> A prefix signifying a less quantity, deficient, below normal or a low state or degree, of that denoted by the word with which it is joined, or position under or beneath. For example, hypocalcaemia is olow calcium in the blood. 2. <chemistry> 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; as, hyposulphurous acid. Used to denote the lowest, or least rich in oxygen, of a series of chemical compounds. Compare: sub-. Origin: Gr. Under, beneath; akin to L. Sub. (04 Mar 1998) |
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| hypoacidity | <physiology> A lower than normal degree of acidity, as of the gastric juice. (05 Mar 2000) |
| hypoacusis | <otolaryngology> Slightly diminished auditory sensitivity, with hearing threshold levels above the normal limit so that the impairment is measurable in decibels. Origin: Gr. Akousis = hearing (11 Jan 1998) |
| hypoadenia | Any deficiency in the function of a glandular organ or tissue. Origin: hypo-+ G. Aden, gland (05 Mar 2000) |
| hypoadrenalism | <endocrinology> Reduced adrenocortical function. (05 Mar 2000) |
| hypoaesthesia | <neurology, physiology> A condition where the body is much less sensitive than normal to stimulation from such things as light, touch, or pain. Compare: hyperaesthesia. Origin: Gr. Aisthesis = sensation (11 Jan 1998) |
| hypoalbuminaemia | <biochemistry> An abnormally low concentration of albumin in the blood. Synonym: hypalbuminaemia. (05 Mar 2000) |
| hypoaldosteronism | <biochemistry, endocrinology> Aldosterone deficiency, usually associated with hypoadrenalism, and characterised by hypotension, dehydration, and a tendency to excrete excessive amounts of sodium. A selective aldosterone deficiency resulting from low renin production is called hyporeninaemic hypoaldosteronism. (12 Dec 1998) |
| hypoaldosteronuria | <biochemistry> Abnormally low levels of aldosterone in the urine. (05 Mar 2000) |
| hypoalgesia | Synonym: hypalgesia. Origin: hypo-+ G. Algesis, a sense of pain (05 Mar 2000) |
| hypoalimentation | A condition of insufficient nourishment. Synonym: hypoalimentation. (05 Mar 2000) |
| hypoallergenic | <pharmacology> Describes substances (like medicine, cosmetics, toiletries) which are very unlikely to cause an allergic reaction. Origin: Gr. Gennan = to produce (09 Oct 1997) |
| hypoarian | <anatomy> Of or pertaining to a hypoarion. Source: Websters Dictionary (01 Mar 1998) |
| hypoarion | <anatomy> An oval lobe beneath each of the optic lobes in many fishes; one of the inferior lobes. Origin: NL, fr. Gr. Beneath + a little egg. Source: Websters Dictionary (01 Mar 1998) |
| hypoazoturia | <biochemistry> Excretion of abnormally small quantities of nonprotein nitrogenous material (especially urea) in the urine. Synonym: hypazoturia. Origin: hypo-+ Fr. Azote, nitrogen, + G. Ouron, urine (05 Mar 2000) |