encyclopedia

mastery
UK /ɪnˌsaɪ.kləˈpi(ː).dɪə/ US /ɪnˌsaɪ.kləˈpi(ː).di.ə/noun

card 1 of 8 · context meaning

Which meaning of 'encyclopedia' best matches its use in the sentence?

Wikipedia is an online encyclopedia that anyone can edit.