Bible Dictionaries
Petrous

Webster's Dictionary

(1):

(a.) Same as Petrosal.

(2):

(a.) Like stone; hard; stony; rocky; as, the petrous part of the temporal bone.

Bibliography Information
Webster, Noah. Entry for 'Petrous'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​p/petrous.html. 1828.