evil

American Heritage® Dictionary of the English Language, Fourth Edition

1. adj. Morally bad or wrong; wicked: an evil tyrant.
2. adj. Causing ruin, injury, or pain; harmful: the evil effects of a poor diet.
3. adj. Characterized by or indicating future misfortune; ominous: evil omens.
4. adj. Bad or blameworthy by report; infamous: an evil reputation.
5. adj. Characterized by anger or spite; malicious: an evil temper.
6. n. The quality of being morally bad or wrong; wickedness.
7. n. That which causes harm, misfortune, or destruction: a leader's power to do both good and evil.
8. n. An evil force, power, or personification.
9. n. Something that is a cause or source of suffering, injury, or destruction: the social evils of poverty and injustice.
10. adv. Archaic In an evil manner.

Century Dictionary and Cyclopedia

1. compar. usually worse, superl. worst (see bad), or more evil, most evil (rarely eviler, evilest).
2. Having harmful qualities or characteristics; productive of or attended by harm or injury; hurtful to the body, mind, or feelings; effecting mischief, trouble, or pain; bad: as, an evil genius; evil laws.
3. Proceeding from a desire to injure; hostile.
4. Contrary to an accepted standard of right or righteousness; inconsistent with or violating the moral law; bad; sinful; wicked: as, evil deeds; an evil heart.
5. Proceeding from, due to, or purporting to be due to immorality or badness of conduct or character.
6. 3 and Bad, vile, base, vicious, wicked, iniquitous.
7. n. Anything that causes injury, as to the body, mind, or feelings; anything that harms or is likely to harm.
8. n. A malady or disease: as, the king's evil (which see, below).
9. n. Conduct contrary to the standard of morals or righteousness, or a disposition toward such conduct; violation of the moral law; harmful intention or purpose.
10. n. A harmful or wrong deed.
11. Injuriously.
12. Not happily; unfortunately.
13. Not virtuously; not innocently.
14. Not well; ill.
15. To fall ill or sick.
16. n. A fork; a hayfork.
17. n. A halter.

Wiktionary

1. adj. Intending to harm; malevolent.
2. adj. Morally corrupt.
3. adj. Unpleasant.
4. n. The forces/behaviors that are the opposite or enemy of good. Evil generally seeks own benefit at the expense of others and is based on general malevolence.
5. n. Any particular individual or state which may follow these forces or behaviors.

GNU Webster's 1913

1. adj. Having qualities tending to injury and mischief; having a nature or properties which tend to badness; mischievous; not good; worthless or deleterious; poor.
2. adj. Having or exhibiting bad moral qualities; morally corrupt; wicked; wrong; vicious.
3. adj. Producing or threatening sorrow, distress, injury, or calamity; unpropitious; calamitous.
4. n. Anything which impairs the happiness of a being or deprives a being of any good; anything which causes suffering of any kind to sentient beings; injury; mischief; harm; -- opposed to good.
5. n. Moral badness, or the deviation of a moral being from the principles of virtue imposed by conscience, or by the will of the Supreme Being, or by the principles of a lawful human authority; disposition to do wrong; moral offence; wickedness; depravity.
6. n. malady or disease; especially in the phrase king's evil, the scrofula.
7. adv. In an evil manner; not well; ill; badly; unhappily; injuriously; unkindly.

WordNet 3.0

1. n. morally objectionable behavior
2. n. the quality of being morally wrong in principle or practice
3. adj. having the nature of vice
4. n. that which causes harm or destruction or misfortune
5. adj. having or exerting a malignant influence
6. adj. morally bad or wrong