a poisonous insoluble oxide of lead existing in red and yellow forms: used in making glass, glazes, and cements, and as a pigment. Formula: PbO
Systematic name: lead(II) oxide. Also called: litharge, plumbous oxide
plumbous oxide in American English
noun
Chemistry
litharge
Word origin
[1880–85]This word is first recorded in the period 1880–85. Other words that entered Englishat around the same time include: Chief of Staff, automatism, barnstorm, highball, jackpot