vitamin P
Definition
Noun: - A substance historically considered a vitamin that helps maintain the strength and resistance of cell and capillary walls against permeation (leakage): This term refers to a group of bioflavonoids once thought to be essential nutrients for vascular health.
Usage
- The term is used to discuss historical nutritional science and the classification of certain plant compounds.
- It is often placed in quotation marks or used with context to indicate its outdated status as a vitamin.
Examples
- Early 20th-century research suggested that vitamin P was crucial for preventing capillary fragility.
- Citrus fruits are a rich source of compounds once labeled vitamin P.
- The concept of vitamin P has been largely abandoned in modern biochemistry.
Advanced Usage
- Historical Context: The term is primarily used in historical or explanatory contexts about the evolution of nutritional science.
- The story of "vitamin P" illustrates how nutritional definitions have changed over time.
Variants and Related Words
- Bioflavonoids (n): The modern term for the class of plant pigments formerly called vitamin P.
- Bioflavonoids, once known as vitamin P, are studied for their antioxidant properties.
- Flavonoids (n): A broader category of plant compounds that includes bioflavonoids.
- Rutin (n): A specific bioflavonoid often associated with the historical vitamin P concept.
Synonyms
- Bioflavonoids: The contemporary scientific term.
- Citrin: An early, alternative name for the vitamin P complex.
Notes on Meaning
- Outdated Terminology: "Vitamin P" is not recognized as a true vitamin by modern scientific standards. It refers to a mixture of flavonoids.
- Primary Function: The historical definition centered on its role in reducing capillary permeability and fragility.
Noun
-
a vitamin that maintains the resistance of cell and capillary walls to permeation
Khám phá thêm
Các từ liên quan
Từ đồng nghĩa
Từ gần giống
Từ chứa "vitamin P"