IIR
(Redirected from Iir)
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Look up iir in Wiktionary, the free dictionary.
IIR may refer to:
- Institute of International Relations (disambiguation)
- Institute for International Research, a human capital development company acquired by Informa
- International Institute of Refrigeration
- Imaging infrared, in munitions guidance systems
- Indo-Iranian languages
- Infinite impulse response
- Isobutylene isoprene rubber (butyl rubber)