the short, thick, round part of an underground stem or root of some plants, such as potatoes, which stores food and from which new plants grow
Want to learn more?
Find out which words work together and produce more natural sounding English with the Oxford Collocations Dictionary app.
NAmE//ˈtubərəs//
adjective tuberous begoniasSee tuber in the Oxford Advanced Learner's DictionaryCheck pronunciation: tuber