• Webster's Revised Unabridged Dictionary
    • a Leuconic (Chem) Pertaining to, or designating, a complex organic acid, obtained as a yellowish white gum by the oxidation of croconic acid.
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Century Dictionary and Cyclopedia
    • leuconic Noting an acid, a colorless sweet compound, C5H8O9, prepared by the action of chlorin or nitric acid on an alkali croconate. It crystallizes, with 1H2O, in small needles which become anhydrous at 100° C.
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Webster's Revised Unabridged Dictionary
Leuc-, + croconic,


In literature:

Leucon-Teichos, or "the White Fortress," held out.
"Ancient Egypt" by George Rawlinson
Galatea laughed delightedly at his surprises, and even Leucon smiled a grey smile.
"Pygmalion's Spectacles" by Stanley Grauman Weinbaum
It was reserved for his son Leucon (387-347) to take this city.
"Encyclopaedia Britannica, 11th Edition, Volume 4, Slice 3" by Various