معنی کلمه :‌ inexistence

Inherence; subsistence.

Want of being or existence.

That which exists within; a constituent.

Serving to effect reversal, as of motion; capable of being reversed. Reversing engine, a steam engine having a reversing gear by means of which it can be made to run in either direction at will. -- Reversing gear (Mach.), gear for reversing the direction of rotation at will.