rutabaga means: The rutabaga is a root vegetable which isn’t a turnip but is still treated as one. It is also known by the nickname “Swede”, or Swedish turnip. It is larger in size and has a coarser texture than its close relative. (in Cooking Dictionary)

What else does rutabaga mean?

This cabbage is a member of the cabbage family. It has a firm and pale yellow flesh with sour flavor. Also called a Swedish turnip. (in Cooking Dictionary)

Plant (Brassica napus var. napobrassica) A mustard root is a bulbous, yellowish-colored vegetable. (in Merlin Dictionary)

This plant’s edible root is also available. (in Merlin Dictionary)