What does Irv stand for?

Irvine's Scotch Justiciary Reports - 1851-68 - A publication (DLA)

Improved Recovery Vehicle - Army

Indian River Boat Works, Vero Beach, FL - Manufacturer code for watercraft hull identification number (USCG)

Inglewood - Forest Rifle Volunteers - British military (DMA)

Inspiratory Reserve Volume - Physiology

Instant Runoff Voting (AGLO)

Institute for Rehabilitation Research (SAUO)

Internationale Rat fuer Vogelschutz - International Council for Bird Preservation

International Reference Version (OSI)

International Rex Ventures, Inc. - Vancouver Stock Exchange symbol

Inter-Range Vector - NASA (KSC)

Interrupt Request Vector

Inversed Ratio of Ventilation

Irvine, CA - Amtrak rail station code

Isotope Reentry Value (SAUS)

Isotope Reentry Vehicle - NASA (NASA)

Item Rating Value (DNAB)