n. Ordering; disposition; arrangement.n. Orderly disposition; proper arrangement; regular order; due proportion.n. Order; rank; dignity; position.n. Preparation; provision; array; arrangement.n. An appliance; an appointment; an arrangement; equipment: as, ordinance of war; hence, specifically, cannon; ordnance. See ordnance.n. Established state or condition; regular or established mode of action; proceeding as regulated by authority.n. Regulation by authority; a command; an appointment; an order; that which is ordained, ordered, or appointed; a rule or law established by authority; edict; decree, as of the Supreme Being or of Fate; law or statute made by human authority; authoritative regulation.n. Eccles., a religious ceremony, rite, or practice established by authority: as, the ordinance of baptism.n. In architecture, arrangement; system; order: said of a part or detail as well as of an architectural whole.n. Synonyms Edict, Decree, etc. See law.To arm with ordnance.