tubérculo 99
tuber . ( Of the lat. )( tuberculum Dim. of tuber , tumor). 1. m. Bot. Part of an underground stem or root, which thickens considerably, in whose cells accumulates a large amount of reserve substances, as in the potato and the sweet potato. 2. m. Med. Morbid product, ordinarily yellowish white in color, rounded, hard early in the era of so-called evolution of harshness, and acquired in the softening the appearance and consistency of the pus.