hydrometry |
Determination of the specific gravity of a fluid by means of a hydrometer. (05 Mar 2000) |
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hydromica |
<chemical> A variety of potash mica containing water. It is less elastic than ordinary muscovite. <chemical> Hydromica schist, a mica schist characterised by the presence of hydromica. It often has a silky luster and almost soapy feel. Origin: Hydro-, 1 + mica. Source: Websters Dictionary (01 Mar 1998) |
hydromicrocephaly |
Microcephaly associated with an increased amount of cerebrospinal fluid. (05 Mar 2000) |
hydromorphone |
<chemical> 4,5-alpha-epoxy-3-hydroxy-17-methylmorphinan-6-one. An opioid analgesic made from morphine and used mainly as an analgesic. It has a shorter duration of action than morphine. Pharmacological action: analgesics, opioid, narcotics. Chemical name: Morphinan-6-one, 4,5-epoxy-3-hydroxy-17-methyl-, (5alpha)- (12 Dec 1998) |
hydromorphone hydrochloride |
A synthetic derivative of morphine, with analgesic potency about 10 times that of morphine. Synonym: dihydromorphinone hydrochloride. (05 Mar 2000) |
hydromphalus |
A cystic tumour at the umbilicus, most commonly a vitellointestinal cyst. Origin: hydro-+ G. Omphalos, umbilicus (05 Mar 2000) |
hydromyelia |
An increase of fluid in the dilated central canal of the spinal cord, or in congenital cavities elsewhere in the cord substance. Origin: hydro-+ G. Myelos, marrow (05 Mar 2000) |
hydromyelocele |
Protrusion of a portion of cord, thinned out into a sac distended with cerebrospinal fluid, through a spina bifida. Origin: hydro-+ G. Myelos, marrow, + kele, tumour, hernia (05 Mar 2000) |
hydromyoma |
<tumour> A leiomyoma that contains cystlike foci of proteinaceous fluid; hydromyoma's occur more frequently in leiomyomas of the uterus, as a result of degenerative changes. Origin: hydro-+ G. Mys, muscle, + -oma, tumour (05 Mar 2000) |
hydronephrosis |
<nephrology> Abnormal enlargement of a kidney, may occur secondary to acute ureteral obstruction (kidney stone) or chronic kidney disease. (27 Sep 1997) |
hydronephrotic |
Relating to hydronephrosis. (05 Mar 2000) |
hydronium |
See: hydronium ion. (05 Mar 2000) |
hydronium ion |
<chemistry> A positively charged ion that is water with an additional hydrogen atom (H3O). (09 Oct 1997) |
hydrop neumopericardium |
The presence of a serous effusion and of gas in the pericardial sac. Synonym: pneumohydropericardium. Origin: hydro-+ G. Pneuma, air, + pericardium (05 Mar 2000) |
hydroparasalpinx |
Accumulation of serous fluid in the accessory tubes of the oviduct. Origin: hydro-+ G. Para, beside, + salpinx, trumpet (05 Mar 2000) |