sodium has definitions from the field of chemistry
1
[ noun ] (chemistry) 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)

Synonyms

atomic_number_11 Na

Used in print

(Jay C. Harris and John R. Van Wazer, "Detergent...)

These widely advertised products , which are used primarily for washing clothes , are based on high-sudsing , synthetic organic actives ( sodium alkylbenzenesulfonates ) and contain up_to 50 % by weight of sodium_tripolyphosphate or a mixture of sodium_tripolyphosphate and tetrasodium_pyrophosphate .

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