Definition of 'd'

Noun

1. a fat-soluble vitamin that prevents rickets
      Synonyms: vitamin D calciferol viosterol ergocalciferol cholecarciferol
2. the cardinal number that is the product of one hundred and five
      Synonyms: five hundred 500
3. the 4th letter of the Roman alphabet
      Synonyms: letter d

Adjective

1. denoting a quantity consisting of 500 items or units
      Synonyms: five hundred 500

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