“2-yr mean citedness” is the OpenAlex field summary_stats.2yr_mean_citedness (CC0): mean citations per paper over a two-year window. It is a raw bibliometric field, not a journal rating, and is not used for default ranking.
Arts and Humanities121Social Sciences22General Works: History of scholarship and learning. The humanities1History America: Latin America. Spanish America1Language and Literature: French literature - Italian literature - Spanish literature - Portuguese literature1