English

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

 

ampoule

 noun
(also US English ampule) noun
BrE BrE//ˈæmpuːl//
 
; NAmE NAmE//ˈæmpuːl//
 
, also NAmE//ˈæmpjuːl//
 
 
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a small container, usually made of glass, containing a drug that will be used for an injection The drugs stolen include an ampoule of adrenaline which could kill if injected. Word Origin early 20th cent.: from French, from Latin ampulla, diminutive of ampora, variant of amphora, from Greek amphoreus, or from French amphore.
See the Oxford Advanced American Dictionary entry: ampoule