beryllium

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beryllium

 (Be) [bĕ-ril´e-um]
a chemical element, atomic number 4, atomic weight 9.012. (See Appendix 6.) Ingestion of excessive amounts can cause berylliosis.

ber·yl·li·um (Be),

(ber-il'ē-ŭm),
A white metal element belonging to the alkaline earths; atomic no. 4., atomic wt. 9.012182.
[G. beryllos, beryl]

ber·yl·li·um

(Be) (bĕr-ilē-ŭm)
A toxic white metal element belonging to the alkaline earths; atomic no. 4, atomic wt. 9.012182; widely used in dentistry as a hardening agent in alloys.

Beryllium

A steel-grey, metallic mineral used in the aerospace and nuclear industries and in a variety of manufacturing processes.
Mentioned in: Berylliosis

ber·yl·li·um

(bĕr-ilē-ŭm)
A white metal element belonging to the alkaline earths; a component of some alloys used in dentistry.