| Abbreviation | Definition |
|---|---|
| DBDD | Dual Binary Decision Diagram |
| DBDH | Decisional Bilinear Diffie-Hellman |
| DBIT | Debian Binary Import Tool |
| DBM | Difference Bounded Matrices |
| DBS | double-blind study |
| DC | Difference of Convex functions |
| DC | Doesn't Care |
| DCAS | Derive Computer Algebra System |
| DCAS | Dynamic Computer Algebra System |
| DCC | Descending Chain Condition |
| DCE | Don't Care Expression |
| DCI | Directed Cayley Isomorphism |
| DCOG | Differential Curve Of Growth |
| DCOT | Double precision trigonometric COTangent |
| DCP | Differential Characteristic Probability |
| DCT | Discrete Cosine Transformation |
| DCTM | Delaware Council of Teachers of Mathematics |
| DD | Default Distribution |
| DDC | Data Differentiator Code |
| DDD | Dot Dot Dot |