| Acronym | Definition |
|---|
| IKU➣Internationellt KulturUtbyte (Sweden) |
| IKU➣Internacia Kongresa Universitato (Esperanto: International University Congress) |
| IKU➣Istanbul Kultur University (Turkey) |
| IKU➣International Kennel Union (Russia) |
| IKU➣Institut Kesihatan Umum (Malay: Institute of Public Health; National Institute of Health; Kuala Lumpur, Malaysia) |
| IKU➣Institutt for Kontinentalsokkelundersøkelser (Norwegian: Department of Continental Shelf Research) |