| Harris and Ray test | A test for vitamin C in the urine; a microtitration test of the urine against a known amount of 0.05% aqueous solution of the dye 2,6-dichloroindophenol in 10% acetic acid (usually 0.05 ml of dye is used, roughly equivalent to 0.025 mg of ascorbic acid). Synonym: Harris test. (05 Mar 2000) |
|---|---|
| Harris syndrome | <syndrome> Excessive insulin production with hypoglycaemia, hunger, jitteriness, tachycardia, and flushing occurring in conditions such as functional disorders of the pancreas, hyperplasia of the islets of Langerhans, or insulinoma. (05 Mar 2000) |
| Harris test | A test for vitamin C in the urine; a microtitration test of the urine against a known amount of 0.05% aqueous solution of the dye 2,6-dichloroindophenol in 10% acetic acid (usually 0.05 ml of dye is used, roughly equivalent to 0.025 mg of ascorbic acid). Synonym: Harris test. (05 Mar 2000) |
| Harris' haematoxylin | An alum type of haematoxylin similar to Delafield's haematoxylin, but which uses chemical ripening to produce oxidation of haematoxylin for immediate use. (05 Mar 2000) |
| Harris' lines | Dense lines parallel to the growth plates of long bones on radiographs, representing temporary slowing or cessation of longitudinal growth. Synonym: Harris' lines. (05 Mar 2000) |
| Harris' migraine | Recurrent facial pain and headache, more common in men than in women. Synonym: Harris' migraine. (05 Mar 2000) |
| Harris, Henry | <person> U.S. Physician, 1867-1926. See: Harris' haematoxylin. (05 Mar 2000) |
| Harris, Henry A | <person> English anatomist, 1886-1968. See: Harris' lines. (05 Mar 2000) |
| Harris, R | <person> 20th century Canadian orthopedist. See: Salter-Harris classification of epiphysial plate injuries. (05 Mar 2000) |
| Harris, Seale | <person> U.S. Physician, 1870-1957, investigated food conditions and nutritional diseases. See: Harris syndrome. (05 Mar 2000) |
| Harris, Wilfred | <person> English physician, 1869-1960. See: Harris' migraine. (05 Mar 2000) |
| Harrison's groove | A deformity of the ribs which results from the pull of the diaphragm on ribs weakened by rickets or other softening of the bone. (05 Mar 2000) |
| Harrison, Edward | <person> English physician, 1766-1838. See: Harrison's groove. (05 Mar 2000) |
| harrow | 1. To draw a harrow over, as for the purpose of breaking clods and leveling the surface, or for covering seed; as, to harrow land. "Will he harrow the valleys after thee?" (Job xxxix. 10) 2. To break or tear, as with a harrow; to wound; to lacerate; to torment or distress; to vex. "My aged muscles harrowed up with whips." (Rowe) "I could a tale unfold, whose lightest word Would harrow up thy soul." (Shak) Origin: OE. Harowen, harwen; cf. Dan. Harve. See Harrow. 1. An implement of agriculture, usually formed of pieces of timber or metal crossing each other, and set with iron or wooden teeth. It is drawn over plowed land to level it and break the clods, to stir the soil and make it fine, or to cover seed when sown. 2. An obstacle formed by turning an ordinary harrow upside down, the frame being buried. Bush harrow, a kind of light harrow made of bushes, for harrowing grass lands and covering seeds, or to finish the work of a toothed harrow. Drill harrow. See 6th Drill. Under the harrow, subjected to actual torture with a toothed instrument, or to great affliction or oppression. Origin: OE. Harowe, harwe, AS. Hearge; cf. D. Hark rake, G. Harke, Icel. Herfi harrow, Dan. Harve, Sw. Harf. Source: Websters Dictionary (01 Mar 1998) |
| hart | <zoology> A stag; the male of the red deer. See Buck. "Goodliest of all the forest, hart and hind." (Milton) Origin: OE.hart, hert, heort, AS. Heort, heorot; akin to D. Hert, OHG. Hiruz, hirz, G. Hirsch, Icel. Hjortr, Dan. & Sw. Hjort, L. Cervus. (06 Mar 1998) |
| hard water |
Water with a high concentration of the Ca 2+ , Mg 2+ , and/or Fe 3+ ions.
출처: xenon.che.ilstu.edu/genchemhelphomepage/glossary/h...
|
|---|---|
| hardness |
the ability of a mineral to withstand scratching
출처: www.msnucleus.org/membership/html/k-6/rc/dictionar...
|
| hardness |
The inferior hardness of CZ (8.5 vs. 10 of diamond) manifests itself in the gem's lower luster, rounded facet edges and surface scratches.
출처: www.nationmaster.com/encyclopedia/Cubic-zirconia
|
| harness |
To take control of.
출처: collections.ic.gc.ca/ghost/glossary.html
|
| hardness |
Property of a mineral's resistance to being scratched.
출처: www.mdk12.org/instruction/curriculum/science/gloss...
|
| HAR | steel with more than 0.3% carbon |
|---|---|
| HAR | cover with asphalt or a similar surface, of roads |
| HAR | ticks having a hard shield on the back and mouth parts that project from the head |
| HAR | a difficulty that can be overcome with effort |
| HAR | a term served in a maximum security prison |
| HAR | a time of difficulty |
| HAR | of persons |
| HAR | not having enough money to pay for necessities |
| HAR | water that contains salts that prevent the formation of lather with soap |
| HAR | wheat with hard dark-colored kernels high in gluten and used for bread and pasta |
| HAR | someone who works as hard as a slave |
| HAR | (of rules) stringently enforced |