Meaning

verb give help or assistance; be of service

noun a resource

noun the activity of contributing to the fulfillment of a need or furtherance of an effort or purpose

originFrom Middle English aide, eide, ayde, from Old French eide, aide, from aidier, from Latin adiūtō, adiūtāre (“to assist, help”). Cognates include Spanish ayuda, Portuguese ajuda and Italian aiuto.

Etymology from Wiktionary, CC BY-SA 3.0