diamond

/ˈdaɪ(ə)mənd/

noun

  1. 1

    A glimmering glass-like mineral that is an allotrope of carbon in which each atom is surrounded by four others in the form of a tetrahedron.

    “The saw is coated with diamond.”
  2. 2

    A gemstone made from this mineral.

    “The dozen loose diamonds sparkled in the light.”
  3. 3

    A ring containing a diamond.

    “What a beautiful engagement diamond.”
  4. 4

    A very pale blue color/colour.

  5. 5

    Something that resembles a diamond.

  6. 6

    A rhombus, especially when oriented so that its longer axis is vertical.

  7. 7

    The polyiamond made up of two triangles.

  8. 8

    The entire field of play used in the game.

  9. 9

    The infield of a baseball field.

    “The teams met on the diamond.”
  10. 10

    A card of the diamonds suit.

    “I have only one diamond in my hand.”
  11. 11

    A size of type, standardised as 4 1/2 point.

Synonyms

Antonyms

verb

  1. 1

    To adorn with or as if with diamonds

adjective

  1. 1

    Made of, or containing diamond, a diamond or diamonds.

    “He gave her diamond earrings.”
  2. 2

    Of, relating to, or being a sixtieth anniversary.

    “Today is their diamond wedding anniversary.”
  3. 3

    Of, relating to, or being a seventy-fifth anniversary.

    “Today is their diamond wedding anniversary.”
  4. 4

    First-rate; excellent.

    “He's a diamond geezer.”

noun

  1. 1

    The size of type between brilliant and pearl, standardized as 4 1/2-point.

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