ˈled- noun
: a sulfate of lead: as
a. : the poisonous normal sulfate PbSO 4 occurring native as anglesite and obtained synthetically as a white crystalline powder
b. : any of several basic salts (as the monobasic sulfate Pb 2 OSO 4 occurring naturally as lanarkite) or a mixture containing one or more of these used as a pigment — compare blue lead II 2, white lead b