From BiblePortal Wikipedia

King James Dictionary [1]

TEMPT'ER, n. One that solicits or entices to evil.

Those who are bent to do wickedly, will never want tempters to urge them on.

1. The great adversary of man the devil.  Matthew 4

Vine's Expository Dictionary of NT Words [2]

 Matthew 4:3 1—Thessalonians 3:5

Webster's Dictionary [3]

(n.) One who tempts or entices; especially, Satan, or the Devil, regarded as the great enticer to evil.