A prefix is a part of a word attached to a beginning of a word which modifies the meaning of that stem.
A prefix is a part of a word attached to a beginning of a word which modifies the meaning of that stem. Prefixes are generally adding an attribute to the base-word. For example the word "prefix" is composed by the prefix of "pre" and the base-word of "fix". The prefix of "pre" means before.
Prefix may also refer to:
- Prefix (computer science), a prefix of a string
- Numerical prefix, a prefix derived from the words for numbers in various languages, most commonly Greek and Latin
- SI prefix or metric prefix, a name or associated symbol that precedes a unit of measure (or its symbol) to form a decimal multiple or submultiple
- Binary prefix, a name or associated symbol that can precede a unit of measure in computing to indicate multiplication by a power of two
- Prefix code, a type of code in coding theory
- Namespace identifier of a Unique identifier
