Pronunciation note Two pronunciations of genuine occur, with a sharp social contrast between them. The usual educated pronunciation is /ˈdʒɛnyuɪn/Show Spelled[jen-yoo-in]Show IPA, with the final syllable unstressed. Among some less educated speakers, especially older ones, genuine is commonly pronounced as /ˈdʒɛnyuˌaɪn/[jen-yoo-ahyn], with a secondary stress on the final syllable, which has the vowel of sign. EXPANDThe latter pronunciation is sometimes used deliberately by educated speakers, as for emphasis or humorous effect
1596, from L. genuinus "native, natural," from root of gignere "beget" (see genus), perhaps infl. in form by contrasting adulterinus "spurious." Alternative etymology is from L. genu "knee," from an ancient custom of a father acknowledging paternity of a newborn by placing it on his knee.