define hyperchromic effect
Definition of hyperchromic effect. 1) an. increase in absorption intensity; if structural modification. leads to an increase in the molar extinction coefficient for a particular. chromophoric group it is said to have brought about a hyperchromic. effect.ncrease in absorption intensity; if structural modification. leads to an increase in the molar extinction coefficient for a particular. chromophoric group it is said to have brought about a hyperchromic. effect.