from The American Heritage® Dictionary of the English Language, 5th Edition.

  • adjective Causing or capable of causing harm; injurious.

from The Century Dictionary.

  • Full of harm; hurtful; injurious; noxious; detrimental; mischievous.
  • Synonyms Pernicious, baneful, deleterious, prejudicial.

from the GNU version of the Collaborative International Dictionary of English.

  • adjective Full of harm; injurious; hurtful; mischievous.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • adjective of a kind likely to be damaging; injurious

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adjective causing or capable of causing harm


from Wiktionary, Creative Commons Attribution/Share-Alike License

From harm +‎ -ful.



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