Forth's defining characteristic, its stack-based architecture, means that the order of operations is implicitly defined by the order of operands on the stack, rather than explicitly by parentheses or operator precedence rules.elaborate
JScript, Microsoft's implementation of JavaScript, was once the default scripting language for Internet Explorer, giving it a slightly different feature set and quirks compared to standard JavaScript implementations.
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PostScript's page description language was initially designed to control the output of laser printers, not to be a general-purpose programming language, but its Turing completeness made it surprisingly versatile.
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GAP (Groups, Algorithms, Programming) software's name is a deliberate acronym, not a backronym. It wasn't named after an existing system or concept, but chosen directly to reflect its purpose.
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