| 单词 | prefix | 
| 释义 | pre·fix   (prēfĭks′) tr.v.  pre·fixed, pre·fix·ing, pre·fix·es  1.  To put or attach before or in front of. 2.   (prē-fĭks) To settle or arrange in advance. 3.  Grammar   a.  To add as a prefix. b.  To add a prefix to. n. 1.  Grammar   An affix, such as dis- in disbelieve, attached to the front of a word to produce a derivative word or an inflected form. 2.  A letter, word, abbreviation, or number placed before a name, address, or other identifying label to indicate class or category: You have to indicate on the form whether you prefer the prefix Mr., Ms., or Dr. [Middle 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 the Appendix of 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.] prefix′al adj. prefix′al·ly adv. pre′fix·ation (-fĭk-sāshən),  pre·fixion (-fĭkshən) n. | 
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