English

Definition of tuberous adjective from the Oxford Advanced Learner's Dictionary

 

tuberous

 adjective
adjective
BrE BrE//ˈtjuːbərəs//
 
; NAmE NAmE//ˈtuːbərəs//
 
 
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(of plants) having a short thick round part on the underground stem (1) or root, which stores food and from which new plants grow tuberous begonias