a. Chem. [f. Gr. λευκός white + URIC, with inserted t, after allanturic.] Only in Leucoturic acid (see quot. 1866).
1847. Turners Elem. Chem. (ed. 8), 787. Leucoturic acid.
1866. Odling, Anim. Chem., 135. Leucoturic acid is a diamerone of lantanuric acid and oxaluric or parabanic acid.