Literally meaning: “composition of two separated things”
Origin: Anc Greek
>συντίθημι /syntithimi (=combine)
> συν/syn(=together" + τίθεμαι/tithenai(=put, place, arrange)
-άση/-asy(=-ase) enzyme suffix added usually to the name of the substrate that the enzyme hydrolyzes eg proteinase for protein or lipase for lipids
Synthase is an enzyme that catalyzes the linking together of two molecules (synthesis) and does not require any energy like ligase (or synthetase).