Showing results for alpha blocker. Search instead for alphabet blocks.

Jump to:

alpha blocker

alpha blocker

noun

any of various substances that interfere with the action of the alpha receptors.
alpha-blocker

alpha-blocker

noun

any of a class of drugs that prevent the stimulation of alpha adrenoceptors, a type of receptor in the sympathetic nervous system, by adrenaline and noradrenaline and that therefore cause widening of blood vessels: used in the treatment of high blood pressure and prostatic hyperplasia

alpha blocker

American

Or alpha-blocker

noun

Pharmacology.

any of various substances that interfere with the action of the alpha receptors.

alpha-blocker British

noun

any of a class of drugs that prevent the stimulation of alpha adrenoceptors, a type of receptor in the sympathetic nervous system, by adrenaline and noradrenaline and that therefore cause widening of blood vessels: used in the treatment of high blood pressure and prostatic hyperplasia

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

alpha-blocking

adjective

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

If you're one of the 1 million Americans who take an alpha blocker, ask your doctor about switching.

From Time Magazine Archive

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023