# Dx

D & X- diagnosis
- diagnostic

### DX

- distance
- distant

## D & X

abbreviation

dilation and extraction

## dx

Abbreviations

- Dx

Abbreviations

- diagnosis
- (mathematics) differential with respect to the variable
*x*; also written D_{x}and*dx*.

## dx - Computer Definition

**(1)** See DirectX and digital transformation.

**(2)** Designations for Intel 386 and 486 chips. The 386DX was a 386 with a 32-bit data path in contrast to the 386SX, which used a 16-bit data path. The 486DX was a 486 with a math coprocessor in contrast to the 486SX, which had no coprocessor. See DX2 and DX4.