ap·pe·tite 
/ˈæpəˌtaɪt/ noun
plural ap·pe·tites /ˈæpəˌtaɪt/ noun 1 : a physical desire for food [count] ▪ He has a healthy/good/hearty appetite. ▪ men with big/large/gargantuan appetites ▪ Delicious smells from the kitchen whetted our appetites. [=made us hungry] ▪ That movie made me lose my appetite. [=I no longer wanted to eat after seeing that movie] [noncount] ▪ Some common symptoms are tiredness, nausea, and loss of appetite. ▪ I had no appetite and couldn't sleep. 2 [count] : a desire or liking for something
▪ a healthy sexual appetite — usually + for ▪ He has a voracious appetite for books/reading. ▪ She has an appetite for adventure. [=she likes adventure; she likes to do adventurous things]
▪ a healthy sexual appetite — usually + for ▪ He has a voracious appetite for books/reading. ▪ She has an appetite for adventure. [=she likes adventure; she likes to do adventurous things]
