English dictionary
vasodilator
Definitions, examples, synonyms and antonyms from WordNet 3.0.
adjective
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Causing dilation or relaxation of the blood vessels; as, the <i>vasodilator</i> nerves, stimulation of which causes dilation of the blood vessels to which they go. These nerves are also called <i>vaso-inhibitory</i>, and <i>vasohypotonic</i> nerves, since their stimulation causes relaxation and rest.
Source: webster1913
noun
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a drug that causes dilation of blood vessels
Synonyms vasodilativeSource: WordNet 3.0