| AT content | <molecular biology> The percentage of nitrogenous bases on a DNA molecule which are either adenine or thymine (from a possibility of four different ones, also including cytosine and guanine). See: GC content. (09 Oct 1997) |
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| carbon dioxide content | The total carbon dioxide available from serum or plasma following addition of acid; measured routinely in hospital laboratories as a component of electrolyte profiles. (05 Mar 2000) |
| GC content | <molecular biology> The percentage of nitrogenous bases on a DNA molecule which are either guanine or cytosine (from a possibility of four different ones, also including adenine and thymine). See: AT content. (20 Mar 1998) |
| manifest content | Those elements of fantasy and dreams which are consciously available and reportable. (05 Mar 2000) |
| moisture content | (MC) The weight of the water contained in wood, usually expressed as a percentage of weight, either oven-dry or as received. (05 Dec 1998) |
| content | 1. That which is contained within something else, usually in this sense in the plural form, contents. 2. In psychology, the form of a dream as presented to consciousness. 3. Ambiguous usage for concentration; e.g., blood haemoglobin content could mean either its concentration or the product of its concentration and the blood volume. Origin: L. Contentus, fr. Con-tineo, pp. -tentus, to hold together, contain (05 Mar 2000) |
| content analysis | Any of a variety of techniques for classification and study of the verbal products of normal or of psychologically disabled individuals. (05 Mar 2000) |
| content validity | The extent to which the items of a test or procedure are in fact a representative sample of that which is to be measured; e.g., items relating to ability in arithmetic and defining words are appropriate content for an intelligence test. (05 Mar 2000) |
| latent content | The hidden, unconscious meaning of thoughts or actions, especially in dreams or fantasies. (05 Mar 2000) |
| atomic heat | The amount of heat required to raise an atom from 0 |
| radiant heat | Heat given off from any body in the form of waves, similar to light waves but of greater wavelength. (05 Mar 2000) |
| molar heat capacity | <chemistry> The amount of energy required to raise the temperature of one mole of a substance by one degree Celsius (or Kelvin). (09 Jan 1998) |
| molecular heat | The product of the specific heat of a body multiplied by its molecular weight. (05 Mar 2000) |
| combined heat and power | An older term for what is now generally called cogeneration. The term is currently used in Europe and other foreign countries. (05 Dec 1998) |
| conductive heat | Heat transmitted by direct contact, as by an electric pad or hot water bottle. (05 Mar 2000) |