The action or an act of re-enforcing (in various senses of the verb); (also) the state of being re-enforced.

The action or an act of resupplying something; that which is resupplied; a fresh supply.

That which replenishes or restores something or someone; a refill; a new supply.

An additional supply or contribution.

A new or fresh supply (of troops, resources, etc.); the action of obtaining such a supply; = recruitment, n.

A fresh or additional supply; a replenishment, a supplement. Of material things, esp. supplies, goods, provisions, etc. Obsolete.

An act of filling up or filling again; a refill; a new supply.

A reinforcement. Cf. recruit, v. 1. Now rare.

That which serves to refill something; a fresh supply (esp. prepared or packaged) of the material with which a device must be loaded.

concrete. That which serves to reload anything, as a film for a camera, a piece of ammunition, etc.