Home › U › unbelieverMeaningsunbeliever/ˌʌnbɪˈliːvə/nounउच्चारण अन्बिलीवअविश्वासी, नास्तिक, अधर्मीAdvanced wordnoun1[C] a person who does not believe in God or in a particular religionअविश्वासी, नास्तिक, अधर्मीThe preacher spoke to believers and unbelievers alike.He was once an unbeliever but later became religious.Synonyms non-believer atheist sceptic infidelOpposite believer◇Word familyunbelief noununbelieving adjective← unbelievablyunbelieving →