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An artificially constructed plasmid used for cloning large genes or other DNA sequences.
[Blend of cos (sequence), sequence of DNA allowing the cosmid to form as a circle (short for cohesive ends) and plasmid.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
a large plasmid that is used as a cloning vector and is able to clone large segments of DNA
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
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|Noun||1.||cosmid - (genetics) a large vector that is made from a bacteriophage and used to clone genes or gene fragments|
vector - (genetics) a virus or other agent that is used to deliver DNA to a cell
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