English

Definition of acidulous adjective from the Oxford Advanced Learner's Dictionary

 

acidulous

 adjective
adjective
BrE BrE//əˈsɪdjələs//
 
; NAmE NAmE//əˈsɪdʒələs//
 
(formal)
 
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having a sour taste Word Origin mid 18th cent.: from Latin acidulus (from acidus ‘sour’) + -ous.
See the Oxford Advanced American Dictionary entry: acidulous