Question

In chemistry, what is the definition of a cation?

Answer 1

An element that has the tendency to lose electrons and acquire a positive charge to complete its octet is called a cation.

Answer 2

Cation is formed when an atom loses its electrons and develops positive charge or becomes an electropositive element .
During electrolysis , cation gets attracted to cathode.

Cation is also called positive ion. It's opposite is anion.
Together they form electrovalent bond or simply ionic bond

Hope This Helps You!