a precious stone consisting of a clear and colourless crystalline form of pure carbon, the hardest naturally occurring substance
(1941-), US pop songwriter and singer. Among his many hits are “Cherry, Cherry” (1966), “Sweet Caroline” (1969) “You Don’t Bring Me Flowers” (1978, a duet with Barbra Streisand), and “Hello Again” (1980)
a pardalote, which typically has rows of small white spots on the dark parts of its plumage
an extinct volcano overlooking the port of Honolulu on the Hawaiian island of Oahu
a diamond-shaped design that is stamped into metal to give it industrial strength
a hemispherical diamond with the curved part cut in triangular facets
the sixtieth anniversary of a notable event, especially a sovereign’s accession or the foundation of an organization
a carpet python of a race occurring in the coastal areas of New South Wales
a willow tree with diamond-shaped depressions on the trunk as a result of fungal attack, resulting in timber with a diamond-shaped pattern of pale sapwood and darker heartwood
(in Africa) a rough diamond traded illicitly to finance an armed struggle
a small diamond, not of gem quality, used in abrasives and in cutting and drilling tools
used to describe a situation in which a sharp-witted person meets their match
a flat, ill-formed, or veiny diamond