| EHP | di-(20-ethylhexyl) hydrogen phosphate; Environmental Health Perspectives; excessive heat production;... |
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| HAG | heat-aggregated globulin |
| HBCG | heat-aggregated Calmette-Guerin bacillus |
| HC | hair cell; hairy cell; handicapped; head circumference; head compression; health care; healthy contr... |
| HEAT | human erythrocyte agglutination test |
| sensible heat | The amount of heat that, when absorbed by a substance, causes a rise in temperature. Compare: latent heat. (05 Mar 2000) |
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| specific heat | The amount of energy (measured in calories or joules) needed to raise thetemperature of one gram of a pure substance by one degree C. (09 Oct 1997) |
| specific heat capacity | <chemistry> The amount of energy required to raise the temperature of one gram of a substance by one degree Celsius (or Kelvin). (09 Jan 1998) |
| drosophila heat-shock protein | <protein> Proteins which are immediately produced when the Drosophila fruit fly is exposed for a short time to extreme heat or other stress, such as toxic substances or alcohol. (09 Oct 1997) |
| initial heat | The first burst of heat produced after the beginning of a muscle twitch, described by A. V. Hill. (05 Mar 2000) |
| innate heat | In ancient Greek medicine, the heat of the heart sustained by the pneuma and distributed by the arteries throughout the body. (05 Mar 2000) |
| unit of heat | Calorie (gram calorie; kilocalorie) Synonym: British thermal unit. Synonym: joule. (05 Mar 2000) |
| latent heat | The amount of heat that a substance may absorb without an increase in temperature, as in conversion from solid to liquid state (ice to water at 0캜), or from liquid to gaseous state (water to steam at 100캜). Compare: sensible heat. (05 Mar 2000) |