order

Definitions

• (countable) Arrangement, disposition, or sequence.
• (countable) A position in an arrangement, disposition, or sequence.
• (uncountable) The state of being well arranged.
• (countable) Conformity with law or decorum; freedom from disturbance; general tranquillity; public quiet.
• (countable) A command.
• (countable) A request for some product or service; a commission to purchase, sell, or supply goods.
• (countable) A group of religious adherents, especially monks or nuns, set apart within their religion by adherence to a particular rule or set of principles.
• (countable) An association of knights.
• Any group of people with common interests.
• (countable) A decoration, awarded by a government, a dynastic house, or a religious body to an individual, usually for distinguished service to a nation or to humanity.
• (countable) A rank in the classification of organisms, below class and above family; a taxon at that rank.
• A number of things or persons arranged in a fixed or suitable place, or relative position; a rank; a row; a grade; especially, a rank or class in society; a distinct character, kind, or sort.
• (chiefly plural) An ecclesiastical grade or rank, as of deacon, priest, or bishop; the office of the Christian ministry.
• (architecture) The disposition of a column and its component parts, and of the entablature resting upon it, in classical architecture; hence (since the column and entablature are the characteristic features of classical architecture) a style or manner of architectural design.
• (cricket) The sequence in which a side’s batsmen bat; the batting order.
• (electronics) A power of polynomial function in an electronic circuit’s block, such as a filter, an amplifier, etc.
• (chemistry) The overall power of the rate law of a chemical reaction, expressed as a polynomial function of concentrations of reactants and products.
• (set theory) The cardinality, or number of elements in a set, group, or other structure regardable as a set.
• (group theory) For given group G and element g ∈ G, the smallest positive natural number n, if it exists, such that (using multiplicative notation), g = e, where e is the identity element of G; if no such number exists, the element is said to be of infinite order (or sometimes zero order).
• (graph theory) The number of vertices in a graph.
• (order theory) A partially ordered set.
• (order theory) The relation on a partially ordered set that determines that it is, in fact, a partially ordered set.
• (algebra) The sum of the exponents on the variables in a monomial, or the highest such among all monomials in a polynomial.
• (finance) A written direction to furnish someone with money or property; compare money order (money order), postal order (postal order).