magnesium trisilicate

noun

Chemistry.

1. a white, fine, odorless and tasteless powder, Mg 2 O 8 Si 3 ⋅nH 2 O, used industrially to absorb odors and decolorize and pharmaceutically as an antacid.

Example Sentences

Several proprietary preparations contain magnesium trisilicate, which neutralizes acid by both chemical and physical reactions and forms a gelatinous lining in the stomach and duodenum that may protect the crater of an ulcer.

From Time Magazine Archive