Unicode vs. Ascii

Unicode

Unicode is an information technology standard for the consistent encoding, representation, and handling of text expressed in most of the world's writing systems. The standard, which is maintained by the Unicode Consortium, defines 143,859 characters covering 154 modern and historic scripts, as well as symbols, emoji, and non-visual control and formatting codes.

Ascii

Persons who, at certain times of the year, have no shadow at noon; - applied to the inhabitants of the torrid zone, who have, twice a year, a vertical sun.

Asciinoun

the American Standard Code for Information Interchange, a code consisting of a set of 128 7-bit combinations used in digital computers internally, for display purposes, and for exchanging data between computers. It is very widely used, but because of the limited number of characters encoded must be supplemented or replaced by other codes for encoding special symbols or words in languages other than English. Also used attributively; - as, an ASCII file.

Asciinoun

(computer science) a code for information exchange between computers made by different companies; a string of 7 binary digits represents each character; used in most microcomputers