確認の定義と意味 | ブリタニカ辞典

Confirm Definition & Meaning | Britannica Dictionary The Britannica Dictionary mobile search Home Ask the Editor Word of the Day Quizzes Core Vocabulary Browse the Dictionary × Britannica Homepage Ask the Editor Word of the Day Quizzes Core Vocabulary Browse the Dictionary The Britannica Dictionary confirm 2 ENTRIES FOUND: confirm (verb) confirmed (adjective) confirm /kən ˈ fɚm/ verb confirms ; confirmed ; confirming confirm /kən ˈ fɚm/ verb confirms ; confirmed ; confirming Britannica Dictionary definition of CONFIRM 1 [ + object ] : to state or show that (something) is true or correct The tests confirmed the doctors' suspicions of cancer. The attack confirmed her worst fears about the neighborhood. Police would not confirm [= verify ] reports of a shooting. The award confirmed her status as one of the great movie actresses. Medical tests confirmed (that) he did not have a heart attack. [+] more examples [-] hide examples [+] Example sentences [-] Hide examples 2 : to tell someone that something has definitely happened or is going to happen : to make (something) definite or official [ + object ] The dentist's office called to confirm your appointment for tomorrow. Please confirm [= acknowledge ] receipt of the shipment. confirm a hotel reservation [+] more examples [-] hide examples [+] Example sentences [-] Hide examples [ no object ] We have a reservation for you for tomorrow night. Please call to confirm . [+] more examples [-] hide examples [+] Example sentences [-] Hide examples 3 [ + object ] formal : to make (something) stronger or more certain : to cause (someone) to believe (something) more strongly Her parents' attitude only confirmed [= strengthened, reinforced ] her resolve to get her own apartment. [+] more examples [-] hide examples [+] Example sentences [-] Hide examples — often + in She was confirmed in her determination to get a higher-paying job. [+] more examples [-] hide examples [+] Example sentences [-] Hide examples 4 : to give official approval to (something or someone) [ + object ] They voted to confirm [= ratify ] the treaty. The Senate has confirmed him as a Supreme Court justice. [+] more examples [-] hide examples [+] Example sentences [-] Hide examples [ no object ] The Senate is expected to vote to confirm . [+] more examples [-] hide examples [+] Example sentences [-] Hide examples 5 [ + object ] : to make (someone) a full member of a church or synagogue : to administer confirmation to (someone) — usually used as (be) confirmed Our son will be confirmed in the spring. What year were you confirmed ? [+] more examples [-] hide examples [+] Example sentences [-] Hide examples — confirmable /kən ˈ fɚməbəl/ adjective [ more confirmable; most confirmable ] Reports of a battle in the city were not confirmable today. The judicial nominee should be easily confirmable . [+] more examples [-] hide examples [+] Example sentences [-] Hide examples ASK THE EDITOR What is meant by 'late Thursday'? See the answer » QUIZZES Vocabulary Quiz Test your word power Take the Quiz » Name That Thing Take our visual quiz Test Your Knowledge » WORD OF THE DAY ceramic : made of clay that has been heated to a high temperature to harden it Learn More » About Us & Legal Info Contact Us Privacy Notice Terms of Use Pronunciation Symbols Help d="M0 12c0 5.123 3.211 9.497 7.73 11.218-.11-.937-.227-2.482.025-3.566.217-.932 1.401-5.938 1.401-5.938s-.357-.715-.357-1.774c0-1.66.962-2.9 2.161-2.9 1.02 0 1.512.765 1.512 1.682 0 1.025-.653 2.557-.99 3.978-.281 1.189.597 2.159 1.769 2.159 2.123 0 3.756-2.239 3.756-5.471 0-2.861-2.056-4.86-4.991-4.86-3.398 0-5.393 2.549-5.393 5.184 0 1.027.395 2.127.889 2.726a.36.36 0 0 1 .083.343c-.091.378-.293 1.189-.332 1.355-.053.218-.173.265-.4.159-1.492-.694-2.424-2.875-2.424-4.627 0-3.769 2.737-7.229 7.892-7.229 4.144 0 7.365 2.953 7.365 6.899 0 4.117-2.595 7.431-6.199 7.431-1.211 0-2.348-.63-2.738-1.373 0 0-.599 2.282-.744 2.84-.282 1.084-1.064 2.456-1.549 3.235C9.584 23.815 10.77 24 12 24c6.627 0 12-5.373 12-12S18.627 0 12 0 0 5.373 0 12"> © 2026 Encyclopædia Britannica, Inc.