IOR may refer to:

Organisations

Independent Order of Rechabites The Independent Order of Rechabites (IOR), also known as the Sons and Daughters of Rechab,Alan Axelrod ''International Encyclopedia of Secret Societies and Fraternal Orders'' New York; Facts on File, inc 1997 p.206 is a fraternal organisation a ...

, promoting alcohol abstinence * I.O.R. (Întreprinderea Optică Română), optics company of Romania * IOR (formerly Inland Oil Refiners), owner of the Eromanga Refinery in Australia *

Institute of Refrigeration The Institute of Refrigeration (IOR) is an organisation in the UK that supports the refrigeration and air-conditioning industry. History The Institute was formed in 1899 as the Cold Storage and Ice Association, the first national society in the w ...

, a UK scientific charity and membership organisation

Science and technology

Inclusive or In logic, disjunction (also known as logical disjunction, logical or, logical addition, or inclusive disjunction) is a logical connective typically notated as \lor and read aloud as "or". For instance, the English language sentence "it is ...

, in logic *

Index of refraction In optics, the refractive index (or refraction index) of an optical medium is the ratio of the apparent speed of light in the air or vacuum to the speed in the medium. The refractive index determines how much the path of light is bent, or refrac ...

, in optics *

Inhibition of return Inhibition of return (IOR) refers to an orientation mechanism that briefly enhances (for approximately 100–300 milliseconds (ms)) the speed and accuracy with which an object is detected after the object is attended, but then impairs detection spe ...

, a phenomenon in visual perception *

Interoperable Object Reference An Interoperable Object Reference (IOR) is a CORBA or RMI-IIOP reference that uniquely identifies an object on a remote CORBA server. IORs can be transmitted in binary over TCP/IP via the General Inter-ORB Protocol (the encoding may be big-endian ...

, a reference to a CORBA or RMI-IIOP object

Other uses

Importer of record An importer is the receiving country in an export from the sending country. Importation and exportation are the defining financial transactions of international trade. Import is part of the International Trade which involves buying and receivin ...

, in import and export *

India Office Records The India Office Records are a very large collection of documents relating to the administration of India from 1600 to 1947, the period spanning Company and British rule in India. The archive is held in London by the British Library and is publi ...

, of the former administration of India *

International Offshore Rule The International Offshore Rule (IOR) was a measurement rule for racing sailboats. The IOR evolved from the Cruising Club of America (CCA) rule for racer/cruisers and the Royal Ocean Racing Club (RORC) rule. Rule context - past and present rating ...

, an early handicapping system for yacht racing * Istituto per le Opere di Religione (Institute for Religious Works), the "Vatican Bank" *

Inishmore Aerodrome Inishmore Aerodrome is located southeast of Kilronan (), a town on the island of Inishmore (), one of the Aran Islands off the coast of County Galway in Ireland. It has one paved runway designated 14/32 which measures . Service to Connemar ...

(IATA airport code), Ireland

Organisations

Science and technology

Other uses

See also