| hyperchromic effect | An increase in absorptivity (or extinction) at a particular wavelength of light by a solution or substance due to structural changes in a molecule. (05 Mar 2000) |
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| hyperchromicity | <chemistry> An increase in the optical density of a solution with nucleic acids in it such that it is able to absorb more ultraviolet radiation, which occurs when the double-stranded nucleic acid molecules denature into single-stranded molecules. (11 Jan 1998) |
| hyperchylia | Excessive secretion of gastric juice. Origin: hyper-+ G. Chylos, juice (05 Mar 2000) |
| hyperchylomicronaemia | Increased plasma concentrations of chylomicrons. (05 Mar 2000) |
| hypercinesia | <medicine> Abnormally increased muscular movement; spasm. Origin: NL, fr. Gr. Over + motion. Source: Websters Dictionary (01 Mar 1998) |
| hypercinesis | <medicine> Abnormally increased muscular movement; spasm. Origin: NL, fr. Gr. Over + motion. Source: Websters Dictionary (01 Mar 1998) |
| hypercoagulability | Abnormally increased coagulability. (05 Mar 2000) |
| hypercoagulable | Characterised by abnormally increased coagulation. (05 Mar 2000) |
| hypercorticoidism | Excessive secretion of one or more steroid hormones of the adrenal cortex; sometimes used also to designate the state produced by therapeutic administration of large quantities of steroids having glucocorticoid activity, e.g., hydrocortisone. See: Cushing's syndrome. Synonym: adrenalism, hyperadrenalcorticalism, hyperadrenocorticalism. (05 Mar 2000) |
| hypercortisolism | See: hyperadrenocorticalism. (05 Mar 2000) |
| hypercryalgesia | Synonym: hypercryesthesia. Origin: hyper-+ G. Kryos, cold, + algesis, the sense of pain (05 Mar 2000) |
| hypercryesthesia | Extreme sensibility to cold. Synonym: hypercryalgesia. Origin: hyper-+ G. Kryos, cold, + aisthesis, sensation (05 Mar 2000) |
| hypercupraemia | An abnormally high level of plasma copper. Origin: hyper-+ L. Cuprum, copper, + G. Haima, blood (05 Mar 2000) |
| hypercyanotic | Marked by extreme cyanosis. (05 Mar 2000) |
| hypercyanotic angina | Anginal pain in cyanotic patients with congenital heart disease or chronic pulmonary disease, the pain developing with intensification of the cyanosis during activity. (05 Mar 2000) |