dehydroretinol
Definition
- Noun:
- A viscous alcohol that is less active in mammals than vitamin A1: "Dehydroretinol" is a specific chemical compound, a form of vitamin A found in some freshwater fish and other sources. It is chemically distinct from the more common retinol (vitamin A1) and has lower biological activity in mammals.
Examples of Usage
- Noun:
- The study analyzed the dehydroretinol content in various fish oils.
- Dehydroretinol, also known as vitamin A2, is an important nutrient for some species.
Advanced Usage
- Scientific Context: The term is used almost exclusively in scientific, biochemical, and nutritional contexts to discuss vitamin types and metabolism.
- The conversion efficiency of dehydroretinol to retinal is lower in humans compared to retinol.
Variants and Related Words
- Vitamin A2: A common alternative name for dehydroretinol.
- Retinol: The standard form of vitamin A (A1), which is more active in mammals than dehydroretinol.
- Retinoid: A broader class of chemical compounds related to vitamin A, which includes both retinol and dehydroretinol.
Synonyms
- Vitamin A2: The most direct synonym, referring to the same compound in a nutritional context.
Related Phrases
- Provitamin A: Compounds that can be converted by the body into vitamin A. Dehydroretinol itself is a preformed vitamin, but its precursors (like dehydrocarotenes) could be considered provitamins.
- Some plant pigments are provitamins for dehydroretinol in certain aquatic animals.
Related Idioms
(This term is a technical scientific noun and is not used in idiomatic expressions.)
Noun
-
a viscous alcohol that is less active in mammals than is vitamin A1
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