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cosponsor

[koh-spon-ser] /koʊˈspɒn sər/
noun
1.
a joint sponsor, as of a legislative bill.
verb (used with object)
2.
to act as cosponsor for.
Origin
Related forms
cosponsorship, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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