유효하다
To be valid, effective, or in force. It describes something that is legally acceptable or produces the intended result.
例文
3 / 5그 계약은 아직 법적으로 유효합니다.
The contract is still legally valid.
제안된 방법이 문제 해결에 유효한지 검토해야 합니다.
We must examine whether the proposed method is effective for solving the problem.
통계적으로 유효한 결론을 도출하기 위해 표본을 늘렸다.
The sample was increased to derive a statistically valid conclusion.
語族
覚え方のコツ
YU (have) - HYO (effect). Having an effect.
クイックテスト
여권의 ____ 기간이 6개월 이상 남아 있어야 합니다.
正解！
正解は： 유효
例文
그 계약은 아직 법적으로 유효합니다.
formalThe contract is still legally valid.
제안된 방법이 문제 해결에 유효한지 검토해야 합니다.
businessWe must examine whether the proposed method is effective for solving the problem.
통계적으로 유효한 결론을 도출하기 위해 표본을 늘렸다.
academicThe sample was increased to derive a statistically valid conclusion.
이 티켓 아직 유효해?
informalIs this ticket still valid?
신분증의 유효 기간이 지났습니다.
everydayThe validity period of the ID card has expired.
語族
よく使う組み合わせ
よく使うフレーズ
아직 유효하다
to be still valid
유효 기간이 만료되다
the validity period expires
유효한 대책
effective countermeasure
よく混同される語
유용하다 (useful) means something is helpful, while 유효하다 (valid/effective) means it is legally or technically in force or works as intended.
使い方のコツ
Used in logic, law, and everyday transactions (like tickets or coupons).
よくある間違い
Learners often say '효과가 있다' instead of '유효하다' in formal legal contexts.
覚え方のコツ
YU (have) - HYO (effect). Having an effect.
語源
From Sino-Korean 有效 (유효).
文法パターン
クイックテスト
여권의 ____ 기간이 6개월 이상 남아 있어야 합니다.
正解！
正解は： 유효
関連語彙
businessの関連語
수익
B1The financial gain or profit earned from business activities or investments after subtracting costs.
조직
B1A systematic group of people or elements organized for a specific purpose, such as a company, association, or biological tissue.
부문
B1A specific part or category within a larger field, system, or organization, such as an industry sector.
요구
B1The act of asking for something forcefully or as a right; a demand or requirement.
점검하다
B1To inspect or check something thoroughly to ensure it is working correctly or is in good condition.
지연하다
B1To delay or postpone a process, event, or task so that it happens later than scheduled.
인재
B1A person with great ability or talent, often used in professional or academic contexts.
투자하다
B1To put money, time, or effort into something with the expectation of getting a profit or benefit in the future. It is a key concept in finance and personal growth.
관리하다
B1To control, organize, or be in charge of something such as a business, a system, or one's health. It involves ongoing supervision and maintenance.
충족시키다
B1To satisfy or meet a certain requirement, standard, condition, or desire.
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