3 definitions found From The Collaborative International Dictionary of English v.0.48 [gcide]: cross-linkage \cross-linkage\ n. same as {cross-link}, n. [WordNet 1.5] From The Collaborative International Dictionary of English v.0.48 [gcide]: cross-link \cross-link\ n. (Chem., Biochem.) a covalent bond that links two chains of atoms, or two sections of one chain, in a polymeric molecule; the cross-link is created by a third bond in a monomer unit in addition to the two bonds forming the polymeric chain; -- a cross-link may be internal to a single chain, rather than between two otherwise unlinked chains; as, ultraviolet irradiation creates cross-links between the two chains of a DNA double helix; many enzymes have cross-links formed by disulfide bonds; polystyrene resins have their porosity controlled by the proportion of cross-links. Called also {cross-linkage}. Syn: cross-linkage. [WordNet 1.5] From WordNet (r) 2.0 [wn]: cross-linkage n : a side bond that links two adjacent chains of atoms in a complex molecule [syn: {cross-link}]
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