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dihydroergotamine

[dahy-hahy-droh-ur-got-uh-meen, -min, -ur-guh-tam-een, -in]
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noun Pharmacology.
  1. an ergot alkaloid, C33H37N5O5, used in the treatment of various types of migraine headache.
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Origin of dihydroergotamine

First recorded in 1940–45; di-1 + hydro-2 + ergotamine
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018