di

1. A meaningless syllable used when singing a tune or indicating a rhythm.

   The chorus goes like this: "di di di di dum, da di da".

1. A diminutive of the female given names Diana and Diane.

plural Dis

1. A surname from Chinese.

plural DIs

1. CommonwealthabbreviationcountableinitialismuncountablegovernmentInitialism of detective inspector; a police rank.
2. abbreviationcountableinitialismuncountablemedicineInitialism of dens invaginatus.
3. abbreviationcountableinitialismuncountablemedicineInitialism of diabetes insipidus.
4. abbreviationcountableinitialismuncountablemedicineInitialism of disposition index.
5. abbreviationcountableinitialismuncountablecomputer graphicsInitialism of diffused illumination.
6. abbreviationcountableinitialismuncountablearchitectureInitialism of dependency injection.
7. abbreviationcountableinitialismuncountableautomotiveInitialism of direct injection (“fuel injection”).
8. abbreviationcountableinitialismuncountableInitialism of ductile iron.
9. abbreviationcountableinitialismuncountableentertainmentInitialism of direct input.

   DI unit

10. abbreviationcountableellipsisuncountableentertainmentEllipsis of DI unit.

    recorded with a DI

11. abbreviationcountableinitialismuncountablevideo gamesInitialism of directional influence (“the ability to change one's direction of movement while falling”).
12. abbreviationcountableinitialismuncountableInitialism of disability insurance.

plural dIs

1. astronomydwarf irregular galaxy

   Synonyms: DIG, dIG