Meanings
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1
noun
a person who states or maintains a claim firmly and positively
Each asserter of the theory was asked to provide evidence for the central claim.
Thesaurus
Etymology
Formed from assert + the agent suffix -er. Assert came from Latin asserere, 'claim, maintain, or declare,' built from ad-, 'to,' + serere, 'join.' An asserter is one who puts forward or firmly maintains a proposition.