What is the meaning of Rutabaga?

The swede, or Swedish turnip; the European plant Brassica napus var. napobrassica

The edible root of this plant

swede, rutabaga (yellow root of Brassica napus)

synonym of navone (oilseed rape)

rutabaga (Brassica napus, a plant with an edible root)

Source: wiktionary.org