| Acronym | Definition |
|---|
| SDIO➣Strategic Defense Initiative Organization |
| SDIO➣Secure Digital Input/Output |
| SDIO➣Secure Digital Input Output |
| SDIO➣Securities (Disclosure of Interests) Ordinance |
| SDIO➣Strategic Defense Initiative Office |
| SDIO➣Serial Data Input/Output |
| SDIO➣Space Defense Initiative Office |