Federal Agencies
Digitization Guidelines Initiative

Home >  Glossary > W

Glossary: W

Note:
 “Search Glossary” button searches only the glossary. Temporary note: search not enabled for two- and three-character terms; browse by alphabet.
 “Search“ button at the top right of the page searches the Web site, not the glossary.

Suggest a term

A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z

Waveform (sound)
The generic term waveform means a graphical representation of the shape and form of a signal moving in a gaseous, liquid, or solid medium. For sound, the term describes a depiction of the pattern of sound pressure variation (or amplitude) in the time domain. In colloquial speech, waveform audio is often used to mean the…
See Structured audio
White balance
The equivalence of large area color channel output responses to a range of spectrally neutral input stimuli.…
White point
A radiometric reference point used to calibrate or define the maximum luminance value of interest in a scene or object.…
Wrapper
A term often used by digital content specialists to name a file format that encapsulates its constituent bitstreams and includes metadata that describes the content within. Archetypal examples include WAVE and TIFF. Files that are instances of these wrappers are distinguished in terms of their underlying bitstreams, e.g., WAVE files may contain (a) linear pulse…
See Bundling file format