Definition of "ligand" in Anglais

noun

1. (inorganic chemistry, organic chemistry, physical chemistry) A molecule or moiety (ion, functional group, or radical) that binds to another chemical entity to form a larger complex; as, especially:

2. (typography) A letter that orthography requires or allows to be ligated with one or more other letters to form a ligature, such as a in æ or o in œ.