(biochemistry) An antibody, peptide, nucleic acid, or other small molecule that specifically binds to a larger target molecule in order to identify, track, capture, or influence its activity.

plural of co-affine

plural of affine transformation

plural of affine group

plural of affine space

(linear algebra) A linear combination (of vectors in Euclidean space) in which the coefficients all add up to one.

(algebraic geometry) A set of points (in n-dimensional space) which satisfy a set of equations which have a polynomial of n variables on one side and a zero on the other side.

(physics) The energy released when an electron is attached to an atom or molecule; used as a measure of its ability to form an anion

Exhibiting self-affinity.

(mathematics) The condition of a fractal whose pieces are scaled by different amounts in the x and y directions, so that self-similarity becomes apparent only after an anisotropic transformation.