Meaning of the word "vitamin D" in English

What does "vitamin D" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

vitamin D

US /ˈvaɪ.t̬ə.mɪn diː/
UK /ˈvaɪ.t̬ə.mɪn diː/
"vitamin D" picture

Noun

1.

a group of fat-soluble secosteroids responsible for increasing intestinal absorption of calcium, magnesium, and phosphate, and multiple other biological effects.

Example:
Sunlight helps the body produce vitamin D.
Many foods are fortified with vitamin D to prevent deficiencies.
Synonym:
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