(computer security) An attempt to subvert security by recording legitimate communications and repeating them to try to impersonate a valid user.

plural of replacement

(transitive) To refill; to renew; to supply again or to add a fresh quantity to. / (transitive, archaic) To fill up; to complete; to supply fully.

present participle of replace

Third-person singular simple present indicative form of replace

The condition of being replaceable

(rugby) A temporary substitution for a visibly bleeding player who must leave the field of play for first-aid treatment.

plural of blood replacement

The act of replenishing. / A new supply of something.

The condition of being replete; fullness. / (medicine, archaic) Plethora of the blood.