bonafideとは 意味・読み方・使い方

別の表記

• bonâ fide
• bona fyde (廃れた用法)

発音

• (英国発音) IPA^(key): /ˌbəʊ.nəˈfaɪ.di/
• (米国発音) IPA^(key): /ˈboʊnə.faɪd/, /ˌboʊnəˈfaɪdi/, /ˈbɑnə.faɪd/, /ˈboʊnəˌfiːdeɪ/
• (Canada) IPA^(key): /ˈboʊnə.faɪd/

使用する際の注意点

The pronunciation /ˈboʊnə.faɪd/, is the most common one in the USA and therefore listed first in American dictionaries, incl. American Heritage, Merriam-Webster, Webster's Third New International Dictionary, and the American version of Collins.^[1]

語源

From the Latin bonā fidē (“in good faith”), the ablative case of bona fidēs (“good faith”).

副詞

bona fide (not comparable)

1. In good faith; genuinely, sincerely.
   • 1791, Joseph Priestley, Letters to Burke, XII:

     Let thinking people, then, judge what must be the fate of a church, whose fundamental doctrines are disbelieved by men of sense and inquiry, whose articles are well known not to be subscribed bonâ fide by those who officiate in it […] .

同意語

• bonafidely

形容詞

bona fide (not comparable)

1. In good faith; sincere; without deception or ulterior motive.

   Synonym: sincere

   Antonym: mala fide

   Although he failed, the prime minister made a bona fide attempt to repair the nation's damaged economy.

2. Genuine; not counterfeit.

   Synonyms: authentic, genuine

   Antonyms: bogus, counterfeit

   This is a bona fide Roman coin.

   • 2000, O Brother Where Art Thou? (movie):

     Ulysses Everett McGill: I am the only daddy you got! I’m the damn pater familias!

     Wharvey Gal: But you ain’t bona fide!

使用する際の注意点

Sometimes misspelled as *bonafied, by incorrectly analyzing as the past participle of assumed *bonafy.^[2]

派生語

• bonafidely

参考

• bona fides
• mala fide

参照