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viosterol

American  
[vahy-os-tuh-rawl, -rol] / vaɪˈɒs təˌrɔl, -ˌrɒl /

noun

Biochemistry.

  1. a vitamin D preparation produced by the irradiation of ergosterol.

Etymology

Origin of viosterol

(ultra)vi(olet) + (erg)osterol

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

At Philadelphia Alfred Fabian Hess of Manhattan and associates advised milk from cows fed with irradiated yeast or viosterol as an excellent general preventive.

From Time Magazine Archive

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.