c. noun 9preposition 1forms 1 noun9 •Century.17th c. •Abbreviation of cent or cents. •Abbreviation of copyright. •Abbreviation of chapter or chapters. •(informal) Abbreviation of cancer. •Abbreviation of city. •Abbreviation of code. •Abbreviation of chancellor. •Abbreviation of cell phone. preposition1 •Abbreviation of circa.The document was written in the Middle Ages, c. 1250. formsCC.