- The chemical element of atomic number 4, a hard gray metal. (Symbol: Be)
Beryllium is the lightest of the alkaline earth metals, and its chief source is the mineral beryl. It is used in the manufacture of light corrosion-resistant alloys and in windows in X-ray equipmentMore example sentences
- The reactive elements contained in alloys such as magnesium, strontium, sodium, calcium, beryllium, and titanium are also factors in oxide formation.
- Elements such as lead, tellurium, beryllium, chromium, phosphorus, and manganese have little or no effect on the corrosion resistance of coppers and binary copper-zinc alloys.
- Her history included a relatively short period of exposure to a mixture of silica, hard metal, and beryllium.
More definitions of berylliumDefinition of beryllium in:
- The British & World English dictionary