• Webster's Revised Unabridged Dictionary
    • a Mucic (Chem) Pertaining to, or derived from, gums and micilaginous substances; specif., denoting an acid obtained by the oxidation of gums, dulcite, etc., as a white crystalline substance isomeric with saccharic acid.
    • ***
Century Dictionary and Cyclopedia
    • mucic Pertaining to or derived from gums. Specifically applied to an acid (C6H1008) formed by the oxidizing action of dilute nitric acid on sugar of milk, gum, pectin bodies, or mannite. It forms a white crystalline powder, difficultly soluble in cold water.
    • ***
Chambers's Twentieth Century Dictionary
    • adj Mucic mū′sik derived from gums
    • ***


Webster's Revised Unabridged Dictionary
L. mucus, mucus: cf. F. mucique,


In literature:

If heated with strong nitric acid it gives oxalic, and not mucic acid.
"Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 3" by Various
When boiled with nitric acid, it is oxidized to mucic, saccharic, and oxalic acids.
"The Chemistry of Plant Life" by Roscoe Wilfred Thatcher
C4H2O(CO2H)2, is formed when mucic acid is heated with hydrochloric acid at 100 deg.
"Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 3" by Various
They yield mucic and oxalic acids when treated with nitric acid.
"Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 6" by Various