noun
: a method of rooting cuttings using a hotbed in which heat is supplied by radiation of stored sun heat from bricks or stones in the bottom of the frame
noun
: a method of rooting cuttings using a hotbed in which heat is supplied by radiation of stored sun heat from bricks or stones in the bottom of the frame
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012