what is ANSI?

Acronym for American National Standards Institute. A voluntary, nonprofit organization of business and industry groups formed in 1918 for the development and adoption of trade and communication standards in the United States. ANSI is the American representative of ISO (the International Organization for Standardization). Among its many concerns, ANSI has developed recommendations for the use of programming languages including FORTRAN, C, and COBOL, and various networking technologies. See also ANSI C, ANSI.SYS, SCSI. 2. The Microsoft Windows ANSI character set. This set is includes ISO 8859/x plus additional characters. This set was originally based on an ANSI draft standard. The MS-DOS operating system uses the ANSI character set if ANSI.SYS is installed. 

Acronym for American National Standards Institute Standards Planning and Requirements Committee. The ANSI committee that, in the 1970s, proposed a generalized, three-schema architecture that is used as the foundation for some database management systems.  

An installable device driver for MS-DOS computers that uses ANSI commands (escape sequences) to enhance the user’s control of the console. See also ANSI, driver, escape sequence, install. 

A standard entitled “Representation for Calendar Date and Ordinal Date for Information Interchange” from the American National Standards Institute (ANSI) that covers date formats. Many organizations, including the U.S.