From Wikipedia, the free encyclopedia
|Look up envelope in Wiktionary, the free dictionary.|
An envelope is the paper container used to hold a letter being sent by post.
Envelope may also refer to:
- Envelope (mathematics), a curve, surface, or higher dimensional object defined as being tangent to a given family of lines or curves (or surfaces, or higher dimensional objects, respectively)
- Viral envelope, the membranal covering surrounding the capsid of a virus
- Cell envelope of a bacterium, consisting of the cell membrane, cell wall and outer membrane
In applied science:
- Envelope (waves), a curve joining the peaks of an oscillating waveform or signal
- Envelope detector, an electronic circuit used to measure the envelope of a waveform
- ADSR envelope, the variation of a sound over time, as is used in sound synthesis
- Envelope (motion), a solid representing all positions that an object may occupy during its normal range of motion
- Flight envelope, the limits within which an aircraft can operate
- Building envelope, the exterior layer of a building that protects it from the elements
- airship#Envelope, the fabric skin covering the airship
- Envelope (band), a Danish pop/rock band
- Envelopes (band), an indie/pop band from Sweden and France, based in the UK
- Envelope (film), a 2012 film
|This disambiguation page lists articles associated with the same title.
If an internal link led you here, you may wish to change the link to point directly to the intended article.