Definition of: commandery

(kə·man′dər·ē, -män′-) noun plural ·der·ies
1. U.S. A lodge of various orders, as of the Knights Templar, etc.; also, a division of a military officers' veterans' organization.
2. The rank of commander in an order of knighthood.
3. A district or estate under the authority of a commander; especially, a district or estate in charge of a member of a medieval order of knights; also, the house or priory of such an order: a commandery of the Knights of Malta.