coroutine

About 0.03 uses per million words.

Meaning

1. noun A piece of code that performs a task, and that can be passed new input and return output more than once.

   Although a powerful tool, coroutines can be hard to understand due to the way data can flow back and forth between sections of the code.

Similar words

iteration loop do loop procedure routine while loop function for loop expression subroutine

Often followed by

is to and can that or structure call calls