Inclusion /(?)/

In·clu·sion

Inclusion

n.
  1. The act of including, or the state of being included; limitation; restriction; as, the lines of inclusion of his policy.
  2. Something that is included.
  3. A foreign substance, either liquid or solid, usually of minute size, inclosed in the mass of a mineral. (Min.)
  4. A small body suspended within the cytoplasm of a cell. (Biol., Cytology)
  5. The relationship existing between two sets if one is a subset of the other. (Logic, Math.)