regex Definition

syntax, grep, parser, perl, substring, computer language, query language, unicode, syntactician, recursion, xsl, boolean, boolean logic, object code, concatenate, namespace, filename, malloc, subroutine, formal language, mathematical notation, pathname, emacs, command line, control character, xml, ascii, autocomplete, bytecode, parse, pseudocode, awk, iterator, infix, compiler, hostname, delimiter, posix, semicolon, integer, newline, random number generator, refactoring, servlet, javascript, haskell, postfix notation, tuple, hypertext markup language, infix notation, debugger, reverse polish notation, postfix, object language, sql, sgml, word form, backslash, editor program, wildcards, command line interface, recurse, utf, text editor, fortran, linkage editor, plaintext, php, ebcdic, comma, computer database, bitwise, wildcard, hexadecimal, html, verb phrase, operand, keyword, xhtml, dll, electronic database, struct, refactor, computer file, universal quantifier, universe of discourse, smalltalk, metagraphy, prefix, preprocessor, graphemics, hyphenation, uppercase, semordnilap, subdirectory, semasiological, acataphasia, python, script, existential quantifier,