prefix[prē′fiks′; for v., also prē fiks′]
- The definition of a prefix is a word or part of a word that is placed at the beginning of another word to change its meaning.
An example of prefix is adding extra to ordinary, creating extraordinary.
- to fix to the beginning of a word, etc.; esp., to add as a prefix
- Rare to fix beforehand
Origin of prefixMiddle English prefyxen ; from Middle French prefixer ; from Classical Latin praefixus, past participle of praefigere ; from prae-, before (see pre-) + figere, to fix
- a syllable, group of syllables, or word joined to the beginning of another word or a base to alter its meaning or create a new word (Ex.: pre- in precool, un- in unsure)
- a title that is placed before a person's name, as Dr.
- an identifying letter or number placed before another number, etc.
Origin of prefixModL praefixum < neut. of L praefixus: see prefixthe
transitive verbpre·fixed, pre·fix·ing, pre·fix·es
- To put or attach before or in front of.
- To settle or arrange in advance.
- Grammar a. To add as a prefix.b. To add a prefix to.
- Grammar An affix, such as dis- in disbelieve, attached to the front of a word to produce a derivative word or an inflected form.
- A title placed before a person's name.
Origin of prefixMiddle English prefixen, from Old French prefixer : pre-, before (from Latin prae-; see pre–) + fixer, to place (from Latin fīxus, past participle of fīgere, to fasten; see dhīgw- in Indo-European roots). N., from New Latin praefīxum, from neuter sing. of Latin praefīxus, past participle of praefīgere, to fix in front : prae-, pre- + fīgere, to fasten.
- pre′fix·a′tion , pre·fix′ion
- Though much less common, a plural form prefices exists as well, apparently formed by analogy with index-indices, appendix-appendices, and so on.
(third-person singular simple present prefixes, present participle prefixing, simple past and past participle prefixed)
From Middle French prefixer (verb) and Late Latin praefixum (noun), both from Latin praefixus, past participle of praefÄ«gÅ (“I (fix, fasten, set up) in front", “I fix on the (end, extremity)") (from prae- (“before") + fÄ«gÅ (“I fix", “I fasten", “I affix")).
prefix - Computer Definition
The beginning or to add to the beginning. To prefix a header onto a packet means to place the header characters in front of the packet. "To prefix" at the beginning is the opposite of "to append" characters at the end. See prepend.