Definition of spironolactone in English:


Line breaks: spir¦ono|lac¦tone
Pronunciation: /ˌspʌɪrənə(ʊ)ˈlaktəʊn


[mass noun] Medicine
  • A steroid drug which promotes sodium excretion and is used in the treatment of certain types of oedema and hypertension.
    More example sentences
    • For example, ACE inhibitors, beta-blockers, ARBs, spironolactone and digoxin are probably not necessary in all patients.
    • Pharmacologic agents used have included hydrochlorothiazide, spironolactone, furosemide, propranolol, or hydralazine.
    • We restricted our analyses to loop diuretics, angiotensin converting enzyme inhibitors, blockers, spironolactone, and digoxin.


1960s: from spiro-1 ( sense 2) + lactone, with the insertion of -one.

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a small amount; a little