denoting a chemical compound that has one sodium ion for every combining ion
the monosodium salt of citric acid
monosodium in American English
(ˌmɑnəˈsoudiəm)
adjective
Chemistry
containing one atom of sodium
Word origin
[1855–60; mono- + sodium]This word is first recorded in the period 1855–60. Other words that entered Englishat around the same time include: boilerplate, kickoff, lavabo, specialist, superheatmono- is a combining form meaning “alone,” “single,” “one” (monogamy); specialized in some scientific terms to denote a monomolecular thickness (monolayer) and adapted in chemistry to apply to compounds containing one atom of a particularelement (monohydrate). Other words that use the affix mono- include: monoacid, monogyny, monorail, monotype, monounsaturated