noun
: one of a system of cracks by which drying mud is divided ; specifically : one of the cracks after it has been filled and the mud and filling material changed to rock
noun
: one of a system of cracks by which drying mud is divided ; specifically : one of the cracks after it has been filled and the mud and filling material changed to rock
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012