ˈt(y)übərəs adjective
also tu·ber·ose -bəˌrōs
Etymology: Latin tuberosus, from tuber + -osus -ose — more at tuber
1. archaic : covered with or divided into knobby prominences : knobbed
2.
a. : consisting of, bearing, or resembling a tuber
b. : of, relating to, or being a tuber or tuberous root of a plant : having or reproducing by such structures
• tu·ber·ous·ly adverb