valid
Translation
valid, legally binding, sound
Examples
Your ticket is valid for one month.
Your ticket is valid for one month.
She has a valid reason for being late.
She has a valid reason for being late.
Grammar Patterns
((sth.)) is valid (sth.) is legally or officially acceptable Your ticket is valid for one month.
a valid ((noun)) an acceptable (noun) You need a valid reason to be absent.
Similar Words
Synonyms: sound, legitimate, acceptable; Antonyms: invalid, void
Etymology
From Latin 'validus' meaning 'strong, powerful'.
Memory Tips
Think of a 'valid' ID card – it's strong enough to be accepted.