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| Acronym | Definition |
|---|---|
| INK | Instituut Nederlandse Kwaliteit (Dutch: Dutch Quality Institute; Netherlands) |
| INK | Imagine Not Knowing (men's and women's apparel; Michigan) |
| INK | Interactive News for Kids (Australia) |
| INK | Iglesia Ni Kristo (Church of Christ, Philippines) |
| INK | Inanda, Ntuzuma and Kwamashu (area in South Africa) |
| INK | In Neuem Kontext (German: In New Context; Berlin, Germany) |