depend
v.v. to need someone or something for help or support. You also use it to say that one thing changes based on another thing.
v. to rely on someone or something for financial, emotional, or physical support; to be determined or conditioned by another factor.
Children depend on their parents for food and clothes.
The success of our outdoor picnic will depend on the weather this weekend.
Whether the local economy can recover quickly will depend on how effectively the government distributes the emergency relief funds to small businesses.
From Middle English dependen, from Old French dependre and Latin dependeō, from Latin dē- + pendeō (“to hang”). In this sense, displaced native Old English hangian (“to hang or depend”).
The verb is intransitive and almost always requires the preposition 'on' or 'upon' before the object.
It depends of the priceIt depends on the priceIn English, the verb depend takes the preposition 'on', not 'of'.