ALL meanings of sodium
so·di·um
S s - noun sodium chemical element 1
- noun sodium Chemistry. a soft, silver-white, metallic element that oxidizes rapidly in moist air, occurring in nature only in the combined state, and used in the synthesis of sodium peroxide, sodium cyanide, and tetraethyllead: a necessary element in the body for the maintenance of normal fluid balance and other physiological functions. Symbol: Na; atomic weight: 22.9898; atomic number: 11; specific gravity: 0.97 at 20°C. 1
- noun sodium Medicine/Medical, Pharmacology. any salt of sodium, as sodium chloride or sodium bicarbonate, present in or added to foods or beverages as a seasoning or preservative and used in many pharmaceutical products as an antacid, anticoagulant, or other agent. 1
- uncountable noun sodium Sodium is a silvery-white chemical element which combines with other chemicals. Salt is a sodium compound. 0
- adjective sodium Sodium lighting gives out a strong orange light. 0
- noun sodium a very reactive soft silvery-white element of the alkali metal group occurring principally in common salt, Chile saltpetre, and cryolite. Sodium and potassium ions maintain the essential electrolytic balance in living cells. It is used in the production of chemicals, in metallurgy, and, alloyed with potassium, as a cooling medium in nuclear reactors. Symbol: Na; atomic no: 11; atomic wt: 22.989768; valency: 1; relative density: 0.971; melting pt: 97.81±0.03°C; boiling pt: 892.9°C 0
- noun sodium (as modifier) 0
- noun sodium a soft, silver-white, metallic chemical element, one of the alkali metals, having a waxlike consistency: it is found in nature only in combined form and is extremely active chemically: symbol, Na; at. no., 11 0
- noun sodium sodium chloride 0