Definition of milk of magnesia in English:

milk of magnesia

Syllabification: milk of mag·ne·sia

noun

trademark
  • A white suspension of hydrated magnesium carbonate in water, used as an antacid or laxative.
    More example sentences
    • If there is no BM after 48 hours, take 1 or 2 tablespoons of Milk of Magnesia before bed.
    • When diet changes don't work, stool softeners and mild laxatives, such as good old Milk of Magnesia, also are helpful.
    • I've tried Gas-X and Milk of Magnesia without success.

Origin

from the trademark.

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