Dictionary.com Thesaurus.com

Leu enkephalin

American

[loo] / lu /

Or Leu-enkephalin

noun

(sometimes lowercase)

enkephalin

Etymology

Origin of Leu enkephalin

First recorded in 1975–80

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

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.