What does ISIR stand for?

Initial Sample Inspection Report

In Service, In Reserve - Vessel status - Navy

Institut des Systemes Intelligents et de Robotique - Institute of Intelligent Systems and Robotics

Institute of Scientific and Industrial Research (SAUS)

Institute of Standards and Industrial Research (SAUS)

Interactive Single Isomorphous Replacement - Crystallographic procedure

International Satellite for Ionospheric Research - NASA Canada (IAA)

International Society for Interferon Research (SAUO)

International Society for Invertebrate Reproduction (SAUS)

International Society for/of Invertebrate Reproduction (SAUO)

International Society for the Immunology of Reproduction (EA)

International Symposium on Industrial Robots (PDAA)

Irian Jaya Studies - Leiden University (APS)

Iterative Single Isomorphous Replacement - Crystallography