The act of encasing or something that encases(noun)
The early genetic theory, emboîtement(noun)
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Use "encasement" in a sentence
"Disadvantageous are the required corrosion protection measures, such as encasement and lining, since there is a high corrosion probability with insufficient encasement and inadequate protective lining."
"Indeed the logical outcome of all such theories is the "encasement" of all succeeding generations within the first germ-cell of the race."
"His dick grew harder and felt deliciously squeezed in its bejeweled encasement."