diamond

Noun

• the baseball playing field

• the area of a baseball field that is enclosed by 3 bases and home plate

• a playing card in the minor suit that has one or more red rhombuses on it
  • he led a small diamond
    
  • diamonds were trumps
    

• a parallelogram with four equal sides; an oblique-angled equilateral parallelogram

• very hard native crystalline carbon valued as a gem

• a transparent piece of diamond that has been cut and polished and is valued as a precious gem

Related words

• Synonyms: 
  ball field , baseball field , baseball diamond , infield , rhombus , rhomb , adamant