be cased in something
From Longman Dictionary of Contemporary Englishbe cased in somethingbe cased in somethingCOVERto be completely surrounded by a material or substance The reactor will be cased in metal. → casing → caseExamples from the Corpusbe cased in something• But the discomfort is cased in rich, and even beautiful arrangements.• The reactor is cased in several feet of metal and concrete.