Union Mundial pro Interlingua

The Union Mundial Pro Interlingua (World Interlingua Union), or UMI, is the successor organization to the International Auxiliary Language Association. It is the body which controls the development of Interlingua, and which also has a hand in printing and authorizing dictionaries, grammars, and tutorials. The UMI operates out of Bilthoven, Netherlands.

Its current secretary-general is Piet Cleij.

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