-o*ry (?). [L. -orius: cf. F. -oire.]
1. An adjective suffix meaning of or
pertaining to, serving for; as in auditory,
pertaining to or serving for hearing; prohibitory,
amendatory, etc.
2. [L. -orium: cf. F. -oire.] A
noun suffix denoting that which pertains to, or serves
for; as in ambulatory, that which serves for walking;
consistory, factory, etc.