English word orthosteric comes from English ortho-, English steric
| Dictionary entry | Language | Definition |
|---|---|---|
| ortho- | English (eng) | (chemistry) Having an extra proportion of water. (chemistry) in isomeric benzene derivatives, having the two substituents in adjacent positions (compare meta- and para-). (physics) of any molecule of the form X2 in which the two nuclei have parallel spin. Straight, right, proper. |
| steric | English (eng) | (chemistry) Relating to or involving the arrangement of atoms in space.. Of the repulsion of atoms due to closeness or arrangement. |
| orthosteric | English (eng) | (biochemistry) Describing the primary, unmodulated binding site (on a receptor) of a ligand. |