vb, -fied  -fy*ing vt  :  to make (as a liquid) clear or pure usu. by freeing from suspended matter < sewage>  vi  :  to become clear clar*i*fi*ca*tion n clar*i*fi*er n 
 
 
 
Published under license with Merriam-Webster, Incorporated.  © 1997-2004.