Wordnet 3.0
NOUN (1)
1.
any of a class of drugs that block the flow of the electrolyte calcium (either in nerve cell conduction or smooth muscle contraction of the heart);
has been used in the treatment of angina or arrhythmia or hypertension or migraine;
[syn: calcium blocker, calcium-channel blocker]
WordNet (r) 3.0 (2006):
calcium blocker
n 1: any of a class of drugs that block the flow of the
electrolyte calcium (either in nerve cell conduction or
smooth muscle contraction of the heart); has been used in
the treatment of angina or arrhythmia or hypertension or
migraine [syn: calcium blocker, calcium-channel
blocker]