Pre·fix v. t. [imp. & p. p. Prefixed p. pr. & vb. n. Prefixing.]
1. To put or fix before, or at the beginning of, another thing; as, to prefix a syllable to a word, or a condition to an agreement.
2. To set or appoint beforehand; to settle or establish antecedently. [Obs.] “ Prefixed bounds. ”
And now he hath to her prefixt a day. --Spenser.
Pre·fix n. That which is prefixed; esp., one or more letters or syllables combined or united with the beginning of a word to modify its signification; as, pre- in prefix, con- in conjure.
n : an affix that added in front of the word
v : attach a prefix to; "prefixed words" [ant: suffix]