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protein coat

noun, Microbiology
1.

capsid1

[kap-sid] /ˈkæp sɪd/
noun
1.
the coiled or polyhedral structure, composed of proteins, that encloses the nucleic acid of a virus.
Also called protein coat.
Origin
1960-1965
1960-65; < French capside, equivalent to Latin caps(a) case2 + -ide -id1
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for protein-coat

capsid1

/ˈkæpsɪd/
noun
1.
any heteropterous bug of the family Miridae (formerly Capsidae), most of which feed on plant tissues, causing damage to crops
Word Origin
C19: from New Latin Capsus (genus)

capsid2

/ˈkæpsɪd/
noun
1.
the outer protein coat of a mature virus
Word Origin
C20: from French capside, from Latin capsa box
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for protein-coat

capsid

adj.

1889 in biology, "pertaining to capsidae," a type of insect, from Latin capsa "box" (see case (n.2)).

Online Etymology Dictionary, © 2010 Douglas Harper
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protein-coat in Medicine

capsid cap·sid (kāp'sĭd)
n.
The protein shell that surrounds a virus particle.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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protein-coat in Science
capsid
  (kāp'sĭd)   
The protein shell that surrounds a virus particle (known as a virion). See more at virus.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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9
11
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