ligands

/L IH1 G AH0 N D Z/
noun
  1. 1

    An ion, molecule, or functional group that binds to another chemical entity to form a larger complex.

  2. 2

    A letter that orthography requires to be ligated with one or more other letters.

Source: https://en.wiktionary.org/wiki/ligand, https://en.wiktionary.org/wiki/ligands