Question

oxidation main meaning give me in simple words​

Answer 1

oxidation is the process of adding of oxygen to a substance or it is the loss of electrons during a reaction by a molecule, atom or ion.

Answer 2

a reaction in which oxygen is added to a compound or hydrogen is removed from the compound.

the process or result of oxidizing or being oxidized. ( as per dictionary)

Oxidation is any chemical reaction that involves the moving of electrons. ... When iron reacts with oxygen it forms a chemical called rust because it has been oxidized (the iron has lost some electrons) and the oxygen has been reduced (the oxygen has gained some electrons). Oxidation is the opposite of reduction. (as per Wikipedia)