vitamin d
Word Rarity
Rare
Frequency: Zipf frequency 3.99 in modern English
14
Scrabble Score
8
Letters
4
Syllables
7
Unique Chars
Meaning
noun
Any of a number of fat-soluble vitamins, required for normal bone development and preventing rickets, that can be manufactured in the skin on exposure to sunlight.
Uncountable
Etymology
From vitamin + D (“4th letter”). From being the fourth vitamin discovered. Coined in 1922 by Elmer McCollum, who discovered the vitamin.
Usage
Inflected Forms
Derived Forms
Phrases
dihydroxyvitamin-D
hydroxyvitamin-D
previtamin D
previtamin D3
vitamin D receptor
vitamin D1
vitamin D2
vitamin D3