D defs.my
Entry 2 senses Webster, 1913

Pious

/pī'-əs/ · Pi·ous · IPA /ˈpaɪəs/
01 a. Of or pertaining to piety; exhibiting piety; reverential; dutiful; religious; devout; godly.
  1. 1.
    Of or pertaining to piety; exhibiting piety; reverential; dutiful; religious; devout; godly.
    “Where was the martial brother's pious care?” Pope.
  2. 2.
    Practiced under the pretext of religion; prompted by mistaken piety; as, pious errors; pious frauds.