neuromodulator

[ noo r-oh-moj-uh-ley-ter ]

/ ˌnʊər oʊˈmɒdʒ əˌleɪ tər /

any of various substances, as certain hormones and amino acids, that influence the function of neurons but do not act as neurotransmitters.

QUIZZES

Can You Ace This Quiz About “Compliment” vs. “Complement”?

Take this quiz to see if you really know the difference between “compliment” and “complement"!

Question 1 of 11

“Compliment” and “complement” had a shared meaning a long time ago, but today they are no longer interchangeable.