Definitions
1.VerbTo make (something) perpetual; to make (something) continue for an indefinite time; also, to preserve (something) from extinction or oblivion.
2.VerbTo record (the testimony of a witness) which may be lost before a matter comes to trial.
3.VerbTo prolong the existence of (something) by repetition; to reinforce.
4.AdjectivePerpetual, or made perpetual; continued for an indefinite time.