Dirac
biographical name
Di·rac di-ˈrak 
Paul Adrien Maurice 1902–1984 English physicist
- diamond ball
- Diamond Bar
- diamond bird
- diamond bracket
- diamond canker
- diamond cement
- diamond chip
- diamond crossing
- diamond dash
- diamond die
- diamond dove
- diamond dresser
- diamond drill
- diamond dust
- diamond dye
- diamond flounder
- diamond flower
- Diamond Head
- diamond hitch
- diamond in the rough
- diamond indenter
- diamond indentor
- diamond jubilee
- diamond knot
- diamond mortar