Webster's Revised Unabridged Dictionary · 1913

Blasphemous

Blasphemous ({not transcribed}) , adjective

[Latin blasphemus, Greek {not transcribed}.]

Speaking or writing blasphemy; uttering or exhibiting anything impiously irreverent; profane; as, a blasphemous person; containing blasphemy; as, a blasphemous book; a blasphemous caricature.
Blasphemous publications. — Porteus
Nor from the Holy One of Heaven Refrained his tongue blasphemous. — Milton

Formerly this word was accented on the second syllable, as in the above example.