Inclusion
Pronunciation : In*clu"sion
Part of Speech : n.
Etymology : [L. inclusio: cf. F. inclusion. See Include.]
Definition : 1. The act of including, or the state of being included; limitation; restriction; as, the lines of inclusion of his policy. Sir W. Temple.
2. (Min.)
Defn: A foreign substance, either liquid or solid, usually of minute size, inclosed in the mass of a mineral.
Source : Webster's Unabridged Dictionary, 1913