Lead (the metal) that is sufficiently pure to be used in making white lead by a process of corroding.

(music) A form of written music that specifies the melody, lyrics, and harmony.

A rein used to lead an animal (especially a horse) when there is no rider, or when the rider is young or inexperienced.

plural of leading rein

Glass containing lead oxide, used for its high refractive index (often in cut glass) or for its ability to block ionizing radiation.

Glass that contains at least 24% lead oxide (PbO). / Cut glass made of this material.

plumbism

The mineral galena.

(music) leitmotif

(law) A reported decision which has come to be regarded as settling the law of the question involved.