Meaning of CLEAVAGE in English

noun the act of cleaving or splitting.

2. cleavage ·noun division into laminae, like slate, with the lamination not necessarily parallel to the plane of deposition;

— usually produced by pressure.

3. cleavage ·noun the quality possessed by many crystallized substances of splitting readily in one or more definite directions, in which the cohesive attraction is a minimum, affording more or less smooth surfaces; the direction of the dividing plane; a fragment obtained by cleaving, as of a diamond. ·see parting.

Webster English vocab.      Английский словарь Webster.