Bible Dictionaries
Septarium

Webster's Dictionary

(n.) A flattened concretionary nodule, usually of limestone, intersected within by cracks which are often filled with calcite, barite, or other minerals.

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