Standard Lemma guide

diltiazem

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

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  • General-American: /dɪlˈtaɪ.əˌzɛm/
  • CMU ARPABET: D IH0 L T IY1 AH0 Z EH2 M Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

noun

Meaning 1

A benzothiazepine drug, a potent vasodilator used to treat hypertension, migraine, angina pectoris, and some types of arrhythmia.

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

a calcium blocker (trade name Cardizem) used in treating hypertension or angina or heart failure

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: Cardizem

Antonyms: none provided

Broader terms: calcium blocker, calcium-channel blocker

History

Etymology

From dil- (“vasodilator”) + -tiazem (“alteration of benzothiazepine”).