- A unit of data usually consisting of 8 adjacent bits, and representing a single alphabetic character, symbol, or decimal digit. It is the smallest addressable unit of computer storage. Multiples of bytes are used to describe storage and memory. For instance, a computer with 8 gigabytes of RAM, and 2 terabytes of storage on a hard disk. The term byte may have originally been an acronym for binary table or binary term, or an alternate spelling of "bite" to distinguish it from "bit." Its abbreviation is B. Also called octet.
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