To be dependent on something or someone for support or help.(verb)
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Use "depend on" in a sentence
"The risks, of course, depend on the size of the dog, the amount eaten and the level of the theobromine in the mulch and that varies hugely."
"A mile away, the KC-10 tanker that had already refueled them once stood by in case they needed a refill, which would depend on how far the 737 made it."
"Brooks's survival may depend on how many of them are informed in the coming weeks that they appear in Mulcaire's notes."