Look up spir in Wiktionary, the free dictionary.

Spir or SPIR may refer to:

• Spir, recently discovered class of actin nucleators in actin remodeling
• Afrikan Aleksandrovich Spir (1837–1890), Russian philosopher
• Juan Carlos Spir (1990) Colombian tennis player
• Spir (album), an album by Karl Seglem's Sogn-A-Song
• Spir (imprint), an imprint of VDM Publishing that publishes and sells Wikipedia articles in printed form via print on demand
• Il spir, a viewing platform in the canton of Graubünden in Switzerland
• Spectral presaturation with inversion recovery, a sequence of magnetic resonance imaging

• Serviciul de Poliție pentru Intervenție Rapidă, a Romanian rapid response police unit
• Special Purpose Islamic Regiment, a Chechen organization
• Standard Portable Intermediate Representation, an intermediate language for parallel compute and graphics by Khronos Group

This disambiguation page lists articles associated with the title Spir.
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