Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

  

lessen

verb [I or T]
 
 
/ˈles.ən/

Definition

C1 If something lessens or is lessened, it becomes less strong: A healthy diet can lessen the risk of heart disease.Becoming and making smaller or lessBecoming and making less strong
(Definition of lessen verb from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
Focus on the pronunciation of lessen