Definition of "citrin" []

• A vitamin that maintains the resistance of cell and capillary walls to permeation; -- called also vitamin P. (noun)

Gnu Collaboartive International Dictionary of English: licensed under The Code Project Open License (CPOL)

• "Since the discovery of Flavonoids in 1936 when they were first isolated from lemons and called citrin and Vitamin P over 4,000 different types have been characterized."
• "_mensæ nucinæ_, were once in price even before the _citrin_, as Strabo notes; and nothing can be more beautiful than some planks and works which I have beheld of it, especially that which comes from Grenoble, of all other the most beautiful and esteemed."