nt]
| 1. | a determining agent or factor. |
| 2. | Mathematics. an algebraic expression of the sum of products of elements, each with an appropriate algebraic sign, usually written in a square array and used in the solution of systems of linear equations. |
| 3. | Also called antigenic determinant, epitope. Immunology. any site on an antigen molecule at which an antibody can bind, the chemical structure of the site determining the specific combining antibody. |
| 4. | Genetics Archaic. a gene. |
determinant de·ter·mi·nant (dĭ-tûr'mə-nənt)
n.
An influencing or determining element or factor.
Antigenic determinant.
epitope ep·i·tope (ěp'ĭ-tōp')
n.
The surface portion of an antigen capable of eliciting an immune response and of combining with the antibody produced to counter that response.