FWIW, Wikipedia's defines "callback" as "any executable code that is passed as an argument to other code; that other code is expected to call back (execute) the

FWIW, Wikipedia's defines "callback" as "any executable code that is passed as an argument to other code; that other code is expected to call back (execute) the argument at a given time" and synchronous callbacks are mentioned explicitly [0]. I don't think Jake's usage of the word is atypical. 0 - https://en.wikipedia.org/wiki/Callback_(computer_programming) https://en.wikipedia.org/wiki/Callback_(computer_programming...