tur ‧ nip /ˈtɜːnəp, ˈtɜːnɪp $ ˈtɜːr-/ BrE AmE noun [uncountable and countable]
[ Date: 1500-1600 ; Origin: Probably from turn (because of its rounded root) + neep 'turnip' (11-21 centuries) (from Old English næp ) ]
a large round pale yellow vegetable that grows under the ground, or the plant that produces it