Definitions of consolidate:

• verb:   unite into one

  Example: "The companies consolidated"

• verb:   bring together into a single whole or system

  Example: "The town and county schools are being consolidated"

• verb:   make firm or secure; strengthen

  Example: "Consolidate one's gains"

• verb:   make or form into a solid or hardened mass

  Example: "Consolidate fibers into boards"

• verb:   form into a solid mass or whole

  Example: "The mud had consolidated overnight"