callable

That can be called.not-comparable

• 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.

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

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.

A callable bond.