Definition of consolidation
2 : the process of uniting : the quality or state of being united specifically : the unification of two or more corporations by dissolution of existing ones and creation of a single new corporation
3 : pathological alteration of lung tissue from an aerated condition to one of solid consistency
4 : the process by which a new memory is converted into a form that is stable and long-lasting Initially fragile memories can gain stability via consolidation, but the extent to which sleep contributes to this process is unresolved …— John D. Rudoy et al.
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