COCOON

I. noun Etymology: French cocon, from Occitan coucoun, from coco shell, probably ultimately from Latin coccum kermes (thought to be a gall or berry), from Greek kokkos berry, kermes Date: 1679 1. an envelope often largely of silk which an insect larva forms about itself and in which it passes the pupa stage, any of various other protective coverings produced by animals, 2. something suggesting a ~ especially in providing protection or in producing isolation , a protective covering placed or sprayed over military or naval equipment in storage, II. transitive verb Date: 1881 to wrap or envelop in or as if in a ~