beryllium

lithium$\longleftarrow$ 4 $\longrightarrow$boron

Pronunciation

• enPR: bərĭl'ēəm, IPA ^(key): /bə'rɪliəm/
• SAMPA: /b@"rIli@m/
• Hyphenation: ber‧yl‧li‧um

• Audio (US)

  (file)

Noun

Singular beryllium

Plural none

1. Beryllium is a light, grey metal. It has an atomic number of 4 and the symbol Be. It is the first of the alkaline earth metals.

   Beryllium is very poisonous.

   Emeralds contain beryllium.