callable

adj

1. (not-comparable)That can be called.

   “The list of server tasks is a compromise between only one task for all remotely callable subprograms and one task for each remotely callable subprogram.”

   “Historically, all viable frameworks have always provided a mechanism to implement callbacks. C# goes one step further and encapsulates callbacks into callable objects called delegates.”

2. (not-comparable)That may be redeemed by its holder before it matures.

noun

1. An object of a type that can be called, such as a function.

   “The ctypes module can be used to create Python callables that wrap around arbitrary memory addresses.”

2. A callable bond.