a. Chem. [f. TRI- 5 + L. plumb-um lead + -IC.] Containing three atoms of lead; e.g., triplumbic tetroxide, Pb3O4.
1866–8. Watts, Dict. Chem., IV. 566. Triplumbic phosphate, Pb3P2O8, is obtained as a white, earthy, amorphous precipitate.
1905. Newth, Inorg. Chem. (ed. 11), 648. Triplumbic Tetroxide … is obtained when lead carbonate, or monoxide, is subjected to prolonged heating in contact with air.
