What does LIO stand for?

Air Charter Ltd. (Leiguflug Isleifs Ottesen) - Iceland - FAA designator (FAAC)

Laser Indirect Ophthalmoscope - Medicine (MELL)

Left Inferior Oblique - Anatomy (DAVI)

Legislative Information Office (SAUO)

Lesser Included Offense

Liberian Iron Ore Ltd. - Toronto Stock Exchange symbol

Liegeoise - NCIC firearms make code (NCIC)

Liki - Language code (ETLW)

Limon - Costa Rica - Airport symbol (OAG)

Lionel Corporation (SAUO)

Lions International Organization (SAUO)

Liottite - A zeolite

Lite Cart Corp., Largo, FL - Manufacturer code for watercraft hull identification number (USCG)

Livestock Improvement Organization (SAUO)

Local Interconnect Option - Wang Laboratories, Inc. (BYTE)

National Restaurant Association Large Independent Operators - Defunct (EA)