Noun | 1. | D - a fat-soluble vitamin that prevents rickets calciferol, cholecalciferol, ergocalciferol, viosterol, vitamin D ergosterol - a plant sterol that is converted into vitamin D by ultraviolet radiation fat-soluble vitamin - any vitamin that is soluble in fats |
2. | D - the cardinal number that is the product of one hundred and five large integer - an integer equal to or greater than ten | |
3. | d - the 4th letter of the Roman alphabet Latin alphabet, Roman alphabet - the alphabet evolved by the ancient Romans which serves for writing most of the languages of western Europe alphabetic character, letter of the alphabet, letter - the conventional characters of the alphabet used to represent speech; 'his grandmother taught him his letters' | |
Adj. | 1. | d - denoting a quantity consisting of 500 items or units cardinal - being or denoting a numerical quantity but not order; 'cardinal numbers' |
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