A saccharine exudation from Fraxinus ornus, flowering ash, a tree of the Mediterranean shores, used as a laxative, especially for children. It is available as manna cannellata, a flake manna; manna in lacrimis, manna in tears or small flakes; and manna communis or manna in sortis, manna in sorts.
[L., fr. G. manna, fr. Heb. man]
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Examples: glitazone, GI cocktail, etc.