| collision cross-section | <radiobiology> Effective surface area of a particle when it collides with another, describes probability of collisions between the two particles. (09 Oct 1997) |
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| cross | 1. Any figure in the shape of a cross formed by two intersecting lines. Synonym: crux. Synonym: crux of heart. 3. A method of hybridization or the hybrid so produced. Origin: F. Croix, L. Crux (05 Mar 2000) |
| cross agglutination | Agglutination by antibodies specific for minor (group) antigens common to several microorganisms, each of which possesses its own major specific antigen. Synonym: cross agglutination. (05 Mar 2000) |
| cross circulation | The circulation in a portion of the body of one individual of blood supplied from another individual. (12 Dec 1998) |
| cross contamination | <dentistry> Passing bacteria or viruses indirectly from one patient to another through the use of improper sterilisation procedures, unclean instruments, or recycling of products. (08 Jan 1998) |
| cross-cultural comparison | Comparison of various psychological, sociological, or cultural factors in order to assess the similarities or diversities occurring in two or more different cultures or societies. (12 Dec 1998) |
| cross-cultural psychiatry | A field of psychiatry with interest in the study of psychological and psychiatric phenomena as differentially expressed in the cultures of different countries. (05 Mar 2000) |
| cross-cut bur | A bur with blades located at right angles to its long axis. (05 Mar 2000) |
| cross-dressing | Clothing oneself in the clothes of the opposite sex. See: transvestism. (05 Mar 2000) |
| cross-eye | Alternative spelling for crossed eyes. (05 Mar 2000) |
| cross flap | A skin flap transferred from one part of the body to a corresponding part, as from one arm to the other. (05 Mar 2000) |
| cross-hybridisation | <molecular biology> The hydrogen bonding of asingle-stranded DNA sequence that is partially but not entirely complementary to a single-stranded substrate. Often, this involves hybridising a DNA probe for a specific DNA sequence to the homologous sequences of different species. (09 Oct 1997) |
| cross hybridization | Annealing of a DNA probe to an imperfectly matching DNA molecule. (05 Mar 2000) |
| cross infection | <microbiology> Infection transmitted between individuals infected with different pathogenic microorganisms. Any infection which a patient contracts in a health-care institution. (12 Dec 1998) |
| cross-link | A covalent linkage between two polymers or between two different regions of the same polymer. (05 Mar 2000) |