co-coon

cocoon

[kuh-koon]
noun
1.
the silky envelope spun by the larvae of many insects, as silkworms, serving as a covering while they are in the pupal stage.
2.
any of various similar protective coverings in nature, as the silky case in which certain spiders enclose their eggs.
3.
a protective covering, usually consisting of polyvinyl chloride, sprayed over machinery, large guns on board ships, etc., to provide an airtight seal and prevent rust during long periods of storage.
4.
any encompassingly protective or hermetic wrapping or enclosure resembling a cocoon: a cocoon of gauze.
verb (used without object)
5.
to produce a cocoon.
verb (used with object)
6.
to wrap or enclose tightly, as if in a cocoon: The doctor cocooned the patient in blankets.
7.
to provide (machinery, guns, etc.) with a protective, airtight covering by spraying with polyvinyl chloride or the like.
8.
to envelop or surround protectively; insulate: a political leader cocooned by his staff and his bodyguards.

Origin:
1690–1700; < French cocon < Provençal coucoun egg-shell, equivalent to coco shell (< Latin coccum; see cochineal) + French -on diminutive suffix

cocoonlike, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
cocoon (kəˈkuːn)
 
n
1.  a.  a silky protective envelope secreted by silkworms and certain other insect larvae, in which the pupae develop
 b.  a similar covering for the eggs of the spider, earthworm, etc
2.  a protective spray covering used as a seal on machinery
3.  a cosy warm covering
 
vb
4.  (tr) to wrap in a cocoon
 
[C17: from French cocon, from Provençal coucoun eggshell, from coco shell, from Latin coccum kermes berry, from Greek kokkos grain, seed, berry; compare coccus]

Collins English Dictionary - Complete & Unabridged 10th Edition
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Etymonline
Word Origin & History

cocoon
1699, from Fr. coucon, from coque "clam shell, egg shell, nut shell," from O.Fr. coque "shell," from L. coccum "berry," from Gk. kokkos "berry, seed."
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Science Dictionary
cocoon   (kə-kn')  Pronunciation Key 
  1. A case or covering of silky strands spun by an insect larva and inhabited for protection during its pupal stage.

  2. A similar protective structure, such as the egg cases made by spiders or earthworms.


The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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