Definition of atenolol in English:

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Pronunciation: /əˈtenəˌlôl/ Pronunciation: /-ˌläl/


A beta blocker used mainly to treat angina and high blood pressure.
Example sentences
  • Beta blockers like atenolol, metoprolol and propranolol can all slow the pulse.
  • The beta blockers, including propranolol, nadolol, atenolol, metoprolol, and timolol, are effective but may cause fatigue, sleep disorders, and decreased exercise tolerance.
  • Your doctor needs to review your medicines since atenolol is a beta blocker that can aggravate asthma.


1970s: perhaps from a(ngina) + ten(sion) + (propran)olol, a related compound.

For editors and proofreaders

Syllabification: a·ten·o·lol

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