sodium (Na)


Also found in: Dictionary.

so·di·um (Na)

(sō'dē-ŭm)
A metallic element, atomic no. 11, atomic wt. 22.989768; an alkali metal oxidizing readily in air or water; its salts are found in natural biologic systems and are extensively used in medicine and industry. The sodium ion is the most plentiful extracellular ion in the body.
Synonym(s): natrium.
[Mod. L. fr. soda]

so·di·um (Na)

(sō'dē-ŭm)
A metallic element; an alkali metal oxidizing readily in air or water; its salts are found in natural biologic systems and are extensively used in medicine and industry.
[Mod. L. fr. soda]