Bible Dictionaries
Perlitic

Webster's Dictionary

(a.) Relating to or resembling perlite, or pearlstone; as, the perlitic structure of certain rocks. See Pearlite.

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