or Brit  lae*vu*lin*ic acid  n :  a crystalline keto acid C₅H₈O₃ obtained by action of dilute acids on hexoses (as levulose) and on substances (as starch or sucrose) that yield hexoses on hydrolysis .
 
 
 
Published under license with Merriam-Webster, Incorporated.  © 1997-2024.