(botany) A plant of the genus Plumbago; leadwort. / (mineralogy, now chiefly historical) Graphite.

The invasive perennial plant of the knotweed family, Persicaria maculosa.

(mechanical engineering) A rotating mass used to maintain the speed of a machine within certain limits while the machine receives or releases energy at a varying rate, or as a form of energy storage.

Of or relating to Patrick White (1912–1990), Australian author. / Of or relating to Hayden White (born 1928), American historian in the tradition of literary criticism.