beryllium
UK /bəˈɹɪl.i.əm/ US /bəˈɹɪl.i.əm/
noun 2
Definitions
noun
1
The chemical element (symbol Be) with an atomic number of 4; a soft silvery-white low density alkaline earth metal with specialist industrial applications.
2
An atom of this element.
Your note
not saved0 chars