reservoir

mastery
UK /ˈɹɛz.ə.vwɑː(ɹ)/ US /ˈɹɛz.ə(ɹ).vwɑɹ/nounverbname

card 1 of 8 · synonym

Which word is closest in meaning to 'reservoir' in this sentence?

The library serves as a reservoir of knowledge that students can draw upon throughout their studies.