Meaning of KNOB CELERY

Pronunciation:			nâb 'seluree
WordNet Dictionary
	Definition:		[n]  grown for its thickened edible aromatic root
	Websites:
	Synonyms:		Apium graveolens rapaceum, celeriac, celery root, root celery, turnip-rooted celery
	See Also:		herb, herbaceous plant