Click anywhere to start. This is a simple tool to measure your reaction time. The average (median) reaction time is 273 milliseconds, according to the data collected so far. In addition to measuring …

The meaning of REACTION is the act or process or an instance of reacting. How to use reaction in a sentence.

A reaction is an action taken in response to something. If you're telling your parents that you want to move out, you'll see by their reaction that they're sad about it.

A chemical reaction is the change that happens when two or more substances are mixed with each other.

Usage: Reaction is used to refer both to an instant response (her reaction was one of amazement) and to a considered response in the form of a statement (the Minister gave his reaction to the court's …

Your reaction to something that has happened or something that you have experienced is what you feel, say, or do because of it.

"Redox" is a portmanteau of "reduction" and "oxidation". The term was first used in a 1928 article by Leonor Michaelis and Louis B. Flexner. [6][7] Oxidation is a process in which a substance loses …

Reaction definition: A reverse or opposing action.

Definition of reaction noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

A reaction is an action taken in response to something. If you're telling your parents that you want to move out, you'll see by their reaction that they're sad about it.