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sandbox

[sand-boks] /ˈsændˌbɒks/
noun
1.
a box or receptacle for holding sand, especially one large enough for children to play in.
2.
Computers. an environment in which software developers or editors can create and test new content, separate from other content in the project (often used attributively): sandbox web design;
New features are tested and critiqued in the demo sandbox.
adjective
3.
Digital Technology. noting or relating to a genre of video game with a nonlinear structure that allows players to roam freely.
Origin of sandbox
1565-1575
1565-75; sand + box1
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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British Dictionary definitions for sand-box

sandbox

/ˈsændˌbɒks/
noun
1.
a container on a railway locomotive from which sand is released onto the rails to assist the traction
2.
a box with sand shaped for moulding metal
3.
a container of sand for small children to play in
4.
(computing) a protected environment in which an untrusted program may be run without affecting other parts of the system
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for sand-box

sandbox

n.

also sand-box, 1570s as an instrument to sprinkle sand, from sand (n.) + box (n.1). From 1680s as "a box holding sand;" 1891 as a low-sided sand pit for children's play.

Online Etymology Dictionary, © 2010 Douglas Harper
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5
6
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