(verb) be contingent upon (something that is elided). Synonyms: depend. Example: "That depends."
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Verb Definition 1
(verb) have faith or confidence in. Synonyms: count, bet, depend, look, calculate, reckon. Examples: "You can count on me to help you any time." "Look to your friends for support." "You can bet on that!." "Depend on your family in times of crisis."