Fat-soluble vitamin and Viosterol

Fat-soluble vitamin noun - Any vitamin that is soluble in fats.

Viosterol and fat-soluble vitamin are semantically related. In some cases you can replace term "Viosterol" with "Fat-soluble vitamin", this terms are similar.

Viosterol noun - A fat-soluble vitamin that prevents rickets.

Fat-soluble vitamin and viosterol are semantically related. You can use "Fat-soluble vitamin" instead a noun "Viosterol".