How to Spell Cosponsored?
Co·spon·sor N. a Joint Sponsor: Two Senators Who Were Cosponsors of New Legislation. to Act as a Joint Sponsor of: Corporations That Cosponsored a Marathon...
co·spon·sor
n. A joint sponsor: two senators who were cosponsors of new legislation. To act as a joint sponsor of: corporations that cosponsored a marathon. co·spon′sor·ship′ n.
Does co-sponsor have a hyphen?
AP says it should be hyphenated any time it deals with someone's occupation or position: co-author, co-chairman, co-sponsor, co-worker. Chicago style says that “co” should usually not be hyphenated: coauthor, cochairman, cosponsor, coworker.
What does cosponsored mean?
: a joint sponsor The senator was a cosponsor for both bills.