turnip means: Popular root vegetable that has dense flesh. You can find fresh turnips all year and they keep well. The sweeter, younger variety tends to be milder tasting and have a delicater flavor. (in Cooking Dictionary)

What else does turnip mean?

Root vegetable that has a strong flavor and can be sweetened when cooked. (in Cooking Dictionary)

An Eurasian tree that is widely grown (Brassica rapa) The mustard family is known for its large, round edible whitish roots and edible leaves. (in Merlin Dictionary)

This root can be used as a vegetable. (in Merlin Dictionary)