Tuberous \Tu"ber*ous\, a. [L. tuberosus: cf. F. tub['e]reux. See Tuber, and cf. also Tuberose.]

1. Covered with knobby or wartlike prominences; knobbed.

2. (Bot.) Consisting of, or bearing, tubers; resembling a tuber. -- Tu"ber*ous*ness, n.

Source: Webster's Revised Unabridged Dictionary (1913)