Interframe vs. Intraframe: What's the Difference?

Interframe and Intraframe Definitions
Interframe
(signal processing) A video frame which is compressed to express only the change from a reference frame.
Intraframe
(signal processing) A video frame that does not depend on any other frame for rendering, but simply presents a fixed image. Usually subject to spatial compression.
Interframe
A type of bolster for a folding knife.
Interframe
Between frames (of a video file, a network protocol, etc.).