Bible Dictionaries
Terbium

Webster's Dictionary

(n.) A rare metallic element, of uncertain identification, supposed to exist in certain minerals, as gadolinite and samarskite, with other rare ytterbium earth. Symbol Tr or Tb. Atomic weight 150.

Bibliography Information
Webster, Noah. Entry for 'Terbium'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​t/terbium.html. 1828.