English

Definition of dilation noun from the Oxford Advanced Learner's Dictionary

 

dilation

 noun
noun
BrE BrE//daɪˈleɪʃn//
 
; NAmE NAmE//daɪˈleɪʃn//
 
[uncountable, countable]
 
jump to other results
the act of becoming or making something larger, wider or more open The doctor checked his eyes but there was no abnormal pupil dilation. opposite contraction (1)