From BiblePortal Wikipedia

Webster's Dictionary [1]

(1): ( n.) One who, or that which, preserves, saves, or defends, from destruction, injury, or decay; esp., one who saves the life or character of another.

(2): ( n.) One who makes preserves of fruit.

King James Dictionary [2]

Preserv'Er, n. The person or thing that preserves one that saves or defends from destruction or evil.

What shall I do to thee, O thou preserver of men?  Job 7

1. One that makes preserves of fruits.