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definitions

encasement

or in·case·ment

[en-keys-muh nt or in-keys-muh nt]
noun
  1. the act of encasing.
  2. the state of being encased.
  3. something that encases; case.

Origin of encasement

First recorded in 1735–45; encase + -ment
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018