To save for later use, sometimes by the use of a preservative.
To protect an environment, heritage, etc.
To remain unchanged during a process
Wilderness where human development is prohibited.
A jam or thick syrup made from fruit.
To make (something) perpetual; to make (something) continue for an indefinite time; also, to preserve (something) from extinction or oblivion.
To prolong the existence of (something) by repetition; to reinforce.
To record (the testimony of a witness) which may be lost before a matter comes to trial.
Perpetual, or made perpetual; continued for an indefinite time.