Cocoon

v. wrap or envelop tightly, insulate; wrap as if in a cocoon

n. silky envelope spun by larvae to protect themselves in the pupal stage; any of a number of protective coverings produced by animals

A cocoon is a pupal casing made by moths, caterpillars and other insect larvae.Cocoon may also refer to:Cocoon (film), a 1985 science fiction filmApache Cocoon, web development softwareKakuna, a fictional species of Pokémon, known as Cocoon in the original Japanese versionCocoon, a short story by science fiction writer Greg Egan
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*batteries not included is a 1987 family film directed by Matthew Robbins. The story was originally intended to be featured in the TV series Amazing Stories, but Steven Spielberg liked the idea so much that he decided to make it a theatrical release.Many of the film's foreign releases (including at least French, German, Italian and Portuguese) used the title Miracle on 8th Street.
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Noun
1. silky envelope spun by the larvae of many insects to protect pupas and by spiders to protect eggs
(hypernym) natural object
Verb
1. retreat as if into a cocoon, as from an unfriendly environment; "Families cocoon around the T.V. set most evenings"; "She loves to stay at home and cocoon"
(hypernym) retreat
2. wrap in or as if in a cocoon, as for protection
(hypernym) envelop, enfold, enwrap, wrap, enclose

v. cocoon, wrap or envelop tightly, insulate

(n.)
The egg cases of mucus, etc., made by leeches and other worms.
  

(n.)
The case of silk made by spiders to protect their eggs.
  

(n.)
The case constructed by any insect to contain its larva or pupa.
  

(n.)
An oblong case in which the silkworm lies in its chrysalis state. It is formed of threads of silk spun by the worm just before leaving the larval state. From these the silk of commerce is prepared.