hissəcik

Etymology
From.

Noun

 * 1) particle
 * 2) A very small piece of matter, a fragment; especially, the smallest possible part of something
 * 3)  Any of various physical objects making up the constituent parts of an atom
 * 1)  Any of various physical objects making up the constituent parts of an atom
 * 1)  Any of various physical objects making up the constituent parts of an atom