■ noun 'tju:bərəʊz a Mexican plant with heavily scented white waxy flowers and a bulb-like base, cultivated for its oil which is used in perfumery. [ Polianthes tuberosa .]
■ adjective 'tju:b(ə)rəʊs variant spelling of tuberous .
Origin
C17: the noun from L. tuberosa , feminine of tuberosus 'with protuberances'.