from The American Heritage® Dictionary of the English Language, 4th Edition

  • transitive v. To speak of (God or a sacred entity) in an irreverent, impious manner.
  • transitive v. To revile; execrate.
  • intransitive v. To speak blasphemy.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. Things said against the Church or God.
  • v. To commit blasphemy; to speak against God or religious doctrine.

from the GNU version of the Collaborative International Dictionary of English

  • intransitive v. To utter blasphemy.
  • transitive v. To speak of, or address, with impious irreverence; to revile impiously (anything sacred).
  • transitive v. Figuratively, of persons and things not religiously sacred, but held in high honor: To calumniate; to revile; to abuse.

from The Century Dictionary and Cyclopedia

  • Blasphemous.
  • n. A blasphemer.
  • To speak impiously or irreverently of (God or sacred things). See blasphemy.
  • To speak evil of; utter abuse or calumny against; speak reproachfully of.
  • To utter blasphemy; use profane or impious words; talk profanely or disrespectfully of God or of sacred things: followed by against.
  • To rail; utter abusive words.
  • n. Blasphemy.

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

  • v. utter obscenities or profanities
  • v. speak of in an irreverent or impious manner


Middle English blasfemen, from Old French blasfemer, from Late Latin blasphēmāre, from Greek blasphēmein, from blasphēmos, evil-speaking, blasphemous.
(American Heritage® Dictionary of the English Language, Fourth Edition)
From Ecclesiastical Latin blasphēmō, from Ancient Greek βλασφημέω (blasfēmō). (Wiktionary)


Wordnik is becoming a not-for-profit! Read our announcement here.


Log in or sign up to get involved in the conversation. It's quick and easy.