sodium

Definition

• n. a silvery soft waxy metallic element of the alkali metal group; occurs abundantly in natural compounds (especially in salt water); burns with a yellow flame and reacts violently in water; occurs in sea water and in the mineral halite (rock salt)

Word forms

Plural

sodiums

Example sentences

1. n.

   Sodium is an essential element for our bodies, helping to regulate fluids.

2. 化

   In chemistry, sodium is represented by the symbol Na on the periodic table.