Standard Lemma guide
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.
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noun
A synthetic compound which acts as a calcium antagonist and is used to treat angina pectoris and cardiac arrhythmias.
Definition source: English Wiktionary via Wiktextract
Usage: countable, uncountable
Topics: medicine, pharmacology, sciences
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
noun
a drug (trade names Calan and Isoptin) used as an oral or parenteral calcium blocker in cases of hypertension or congestive heart failure or angina or migraine
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Synonyms: Calan, Isoptin
Antonyms: none provided
Broader terms: calcium blocker, calcium-channel blocker
History
Probably from vera(tryl) + (iso)p(ropyl) + am(ino) + (nitr)il(e).
