Definition of ampoule in English:

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Pronunciation: /ˈamp(y)o͞ol/
(also ampul or ampule)


A sealed glass capsule containing a liquid, especially a measured quantity ready for injecting: an ampoule of epinephrine
More example sentences
  • Glass ampoules and syringes were used to administer emergency medications (eg, epinephrine, hydrocortisone) before Mr L's procedure began.
  • Because the pharmacy had no pethidine, the general practitioner obtained an ampoule of diamorphine containing 100 mg and administered the whole dose intramuscularly.
  • Preservative-free medication ampules, vials, and prefilled syringes for single patient, single-dose items should be checked for the presence of preservative agents.


Early 20th century: from French, from Latin ampulla (see ampulla).

For editors and proofreaders

Syllabification: am·poule

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