ppl. a. (UN-1 8.)

1

1646.  Sir T. Browne, Pseud. Ep., II. v. 91. All Corall is not hard, and in many concreted plants some parts remaine unpetrified.

2

1735.  Thomson, Liberty, III. 203. Their generous hearts, Unpetrify’d by Self, so naked lay … that [etc.].

3