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Related to molarity: molality, normality
n. pl. mo·lar·i·ties Chemistry
Abbr. M The concentration of a solution expressed in moles of solute per liter of solution.
(Chemistry) another name (not in technical usage) for concentration4
mo•lar•i•ty(moʊˈlær ɪ ti)
the number of moles of solute per liter of solution.
The concentration of a solution giving the number of moles of solute dissolved in 1 dm3 of solution.