anything not naturally occurring

listen to the pronunciation of anything not naturally occurring
الإنجليزية - الإنجليزية
hen's tooth

As rare as a hen's tooth.

anything not naturally occurring

    الواصلة

    a·ny·thing not na·tu·ral·ly oc·cur·ring

    التركية النطق

    enithîng nät näçrıli ıkırîng

    النطق

    /ˈenēˌᴛʜəɴɢ ˈnät ˈnaʧrəlē əˈkərəɴɢ/ /ˈɛniːˌθɪŋ ˈnɑːt ˈnæʧrəliː əˈkɜrɪŋ/
المفضلات