Meaning : As soon as.
Example :
Once we are home, we can rest.
Meaning : At a previous time.
Example :
At one time he loved her.
Her erstwhile writing.
She was a dancer once.
Synonyms : at one time, erst, erstwhile, formerly
Once ka meaning, vilom shabd, paryayvachi aur samanarthi shabd in Hindi. Once ka matlab kya hota hai?