Mucilage (?), n. [F., from L. mucilago a musty juice, fr. mucus mucus, slime. See Mucus.] 1. (Bot. Chem.) A gummy or gelatinous substance produced in certain plants by the action of water on the cell wall, as in the seeds of quinces, of flax, etc.
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2. An aqueous solution of gum, or of substances allied to it; a glue; a liquid adhesive; as, medicinal mucilage; mucilage for fastening envelopes.
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