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coefficient of correlation
coefficient of expansion
coefficient of friction
-coel
coelacanth
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coelentera
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codon
co·don [ kṓ dòn ] (plural co·dons)


noun 
Definition:
 
basic unit of genetic code: a unit in messenger RNA consisting of a set of three consecutive nucleotides that specifies a particular amino acid in protein synthesis
[Mid-20th century. <code + -on1]
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