IGR

IGR may refer to:Iguazu International Airport serving Puerto Iguazú and the nearby falls IGR Iwate Ginga Railway in Iwate Prefecture, Japan Imperial Japanese Government Railways of early 20th century Japan Indiana Guard Reserve, the state defense force of Indiana International Gay Rugby Insect growth regulator, a chemical that disrupts the growth and/or development of insects The Interessengemeinschaft für Rundfunkschutzrechte (IGR), a broadcasting "IP" rights interest group IGR Stereo, a German standard for analogue TV stereo audio transmission claimed by the above organization. Intergenic region Integral Gamma-Ray source, a catalog based on observations by the INTEGRAL telescope