Definition of "malefic" [ma•lef•ic]

• Having or exerting a malignant influence. (adjective)
• Evil; malicious. (adjective)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• ""malefic" -- he would hate their gravity and purity, and feel for them that raging envy which is the tribute that virtue receives from vice."
• "Mars is in this instance considered a 'malefic' trigger for the larger configuration of slower planets."
• "King, "and Saturn, the angel of the church of Philadelphia, are astrologically known as malefic planets."