Diamond (disambiguation)

Diamond is:

• the name of a form of carbon valued for its beauty in jewelry and its hardness in industrial uses;
• a square or rhombus whose longest diagonal is usually aligned vertically;
• a playing card marked with a stylized red diamond (♦), or when plural, the corresponding card suit; or
• the infield of a baseball field (or sometimes, the entire field).

In context, diamond can have more specific references:

• the name of a family of French booster rockets from the 1960s and 1970s;
• the precious substance symbolizing a 60th anniversary;
• one of the sutras of Mahayana Buddhism;
• in comic books, the name of the company monopolizing the distribution of comic books, or the former superhero identity of the protagonist in the series Powers; or
• a principle -- written ◊_S -- in the mathematical filed of axiomatic set theory.