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DVD

An acronym for Digital Versatile Disc or Digital Video Disk; a new type of CD-ROM that holds a minimum of 4.7 GB, enough for a full-length movie.

DVMC

Distributor vacuum modulator valve.

DVOM

Digital volt ohm meter.

DVRS

Distributor vacuum retard switch.

DVRV

Distributor vacuum regulating valve.

DVSV

Distributor vacuum solenoid valve.

DVVV

Distributor vacuum vent valve.

Dwell

The length of time the distributor points are closed measured in degrees of distributor-shaft rotation.

Dwell Angle

Another term used for dwell.

Dy

Dysprosium An element with the atomic number of 66.

Dye-penetrant Testing

A non-destructive, inexpensive method of testing metal for cracks.

Dykes Ring

A compression piston ring having an "L" cross-sectional shape that provides sealing against the cylinder walls.

Dykum Blue

A blue dye used to color metal.

Dynamic

Pertaining to motion, force, energy or movement.

Dynamic Balance

A term used when wheels are balanced using equipment that spins the tires and wheels as an assembly.

Dynamic Data Display

The Mopar Diagnostic System software in which Input signals from various components plotted over time.

Dynamic Friction

The coefficient of friction between two surfaces that have relative motion between them. Also known as kinetic friction.

Dynamic Range

The operating range of a sensor.

Dynamic Seal

A seal that prevents fluid passing between two parts that are in motion relative to each other.

Dynamic Voltage

The voltage measured at the source with the circuit in operation.