noun
: a local geologic structure resulting from the relief of earth stresses by the formation of a multitude of minute closely spaced fractures with slight slipping or faulting along each
noun
: a local geologic structure resulting from the relief of earth stresses by the formation of a multitude of minute closely spaced fractures with slight slipping or faulting along each
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012