scrambler

English

From scramble +‎ -er.

scrambler (plural scramblers)

Someone or something that scrambles (in various senses).
- 1984, Elizabeth Stone O'Neill, Meadow in the Sky: A History of Yosemite's Tuolumne Meadows Region, page 31:
  May it comfort us latter-day scramblers up that fine old mountain to know that Le Conte found it "difficult and fatiguing in the extreme."
- 2002, Lou Harry, Sam Stall, As Seen on TV:
  Want an egg sunny-side up? Just crack one into a container, nuke it for 30 seconds, extract it with the handy-dandy Egg Remover, and enjoy a soft yolk breakfast. If you want it scrambled, insert the gridded Egg Scrambler […]
A vine that does not attach itself to its supports.
- 1991, Francis E. Putz, The Biology of Vines, page 77:
  Scramblers and palms that climb with the aid of hook-bearing leaves or modified inflorescences (i.e. Desmoncus and the lepidocaryoid rattans) climbed most successfully in dense clusters of small diameter supports, such as occur on the edge of treefall gaps.
A device that makes messages intentionally, but reversibly, unintelligible for reasons of privacy or security.
In the movies spies are always talking over cell phones with built-in scramblers.
A motorcycle used for motocross.

(antonym(s) of “a device which scrambles messages/information”): descrambler, unscrambler