Found 2 items, similar to sodium.
English → English (WordNet) Definition: sodium sodium 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) [syn: Na, atomic number 11]
English → English (gcide) Definition: sodium Natrium \Na"tri*um\, n. [NL. See Natron.] (Chem.) The technical name for sodium. [1913 Webster]