Standard Lemma guide

atenolol

noun · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • Received-Pronunciation: /əˈtɛn.ə.lɒl/
  • General-American: /əˈtɛn.əˌlɔl/

1

noun

Meaning 1

A beta blocker used mainly to treat angina and high blood pressure.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable

Topics: medicine, pharmacology, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

an oral beta blocker (trade name Tenormin) used in treating hypertension and angina; has adverse side effects (depression and exacerbation of congestive heart failure etc.)

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: Tenormin

Antonyms: none provided

Broader terms: beta blocker, beta-blocking agent, beta-adrenergic blocker, beta-adrenergic blocking agent

History

Etymology

Probably from a(ngina) + (hyper)ten(sion) + -olol (“beta blocker”).