PIETIST
Pi"e*tist, n. Etym: [Cf. G. pietist, F. piétiste. See Piety.] (Eccl.
Hist.)

Defn: One of a class of religious reformers in Germany in the 17th century who sought to revive declining piety in the Protestant churches; — often applied as a term of reproach to those who make a display of religious feeling. Also used adjectively.

PIETISTIC; PIETISTICAL
Pi`e*tis"tic, Pi`e*tis"tic*al, a.

Defn: Of or pertaining to the Pietists; hence, in contempt, affectedly or demonstratively religious. Addison.

PIETRA DURA
Pi*e"tra du"ra. Etym: [It., hard stone.] (Fine Arts)

Defn: Hard and fine stones in general, such as are used for inlay and the like, as distinguished from the softer stones used in building; thus, a Florentine mosaic is a familiar instance of work in pietra dura, though the ground may be soft marble.

PIETY Pi"e*ty, n. Etym: [F. piété; cf. It. pietà; both fr. L. pietas piety, fr. pius pious. See Pious, and cf. Pity.]

1. Veneration or reverence of the Supreme Being, and love of his character; loving obedience to the will of God, and earnest devotion to his service. Piety is the only proper and adequate relief of decaying man. Rambler.

2. Duty; dutifulness; filial reverence and devotion; affectionate reverence and service shown toward parents, relatives, benefactors, country, etc. Conferred upon me for the piety Which to my country I was judged to have shown. Milton.

Syn.
— Religion; sanctity; devotion; godliness; holiness. See Religion.