c20h30o

2 definitions found

c20h30o - Collaborative International Dictionary of English v.0.48 :

  vitamin A1 \vitamin A1\ n.
     retinol (C20H30O), one of the substances also called
     vitamin A. It is also called more specifically vitamin A alcohol
     . It is a required factor for human nutrition. The
     USP unit of activity is equal to 0.30 micrograms of retinol.
  
     Syn: retinol.
          [WordNet 1.5 +PJC]

  axerophthol \axerophthol\ n.
     1. a vitamin essential for normal vision (C20H30O); it
        prevents night blindness or inflammation or dryness of the
        eyes; same as vitamin A. One U.S.P. unit of vitamin A is
        equivalent to 0.30 micrograms of pure vitamin A alcohol.
  
     Syn: vitamin A; vitamin A alcohol; antiophthalmic factor;
          biosterol; retinol; A.
          [WordNet 1.5 +PJC]