Synonyms: feedback
Definition: response to an inquiry or experiment
Similar words: reply, response, answer
Definition: a statement (either spoken or written) that is made to reply to a question or request or criticism or accusation
Usage: I waited several days for his answer; he wrote replies to several of his critics
Synonyms: feedback
Definition: the process in which part of the output of a system is returned to its input in order to regulate its further output
Similar words: natural action, natural process, action, activity
Definition: a process existing in or produced by nature (rather than by the intent of human beings)
Usage: the action of natural forces; volcanic activity