besides /bɪˈsaɪdz/adverb 4preposition 3 adverb4 •also, as something extraWe've paid for your whole education and plenty more besides! •Used to emphasize an additional point, especially an important or stronger reason; moreover; furthermore.I don't feel like going out tonight. Besides, I have to work tomorrow morning anyway. •Otherwise; else.I have been to Spain but nowhere besides. •(no longer used) On one side.You are so strongly in my purpose bred That all the world besides methinks are dead — 1609 preposition3 •In addition to.Besides José, I'll invite Jay and Renée, the three of them. •Other than; except for; instead of.I don't want to go anywhere besides India.I want to go with someone besides my father. •(informal) Beside, next to.And on the Sabbath day, we went out of the citie, besides a riuer, where they were wont to pray : and we sate downe, and spake vnto the women, which were come together. — 1561