adj :  relating to or being a mutant gene that changes the structure of the protein and esp. an enzyme that it determines so that some but not all of its biological activity is lost : also  :  being such a protein with subnormal activity .
 
 
 
Similar sounding terms:   lag  LAK  lake  laky 
 
Published under license with Merriam-Webster, Incorporated.  © 1997-2024.