- na-adjective, noun valid; effective
- noun, martial arts yuko (judo)
有効
ゆうこう
valid
Meanings
Its kanji
In sentences
切符は三日間有効だ。 The ticket holds good for three days. #142093
切符は3日間有効です。 The ticket holds good for three days. #142098
切符は何日間有効ですか。 How long is the ticket good for? #142094
それは細菌感染に有効だ。 It is effective against bacterial infections. #205187
この券は2週間有効です。 This ticket is good for two weeks. #222131
その法律はまだ有効である。 The law is still in effect. #206751