Bible Dictionaries
Yttrium

Webster's Dictionary

(n.) A rare metallic element of the boron-aluminium group, found in gadolinite and other rare minerals, and extracted as a dark gray powder. Symbol Y. Atomic weight, 89.

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