horseradish peroxidase

noun

Histology. an enzyme, isolated from horseradish, that when microinjected can be detected by the colored products of the reaction it catalyzes, used as a tracer, as in tracing the route of a motor neuron from the cell body in the spinal cord to the muscle it innervates.

QUIZZES

QUIZ YOURSELF ON THESE WORDS FROM BROWN GIRL DREAMING!

Visualize yourself passing this quiz on words from Jacqueline Woodson’s exquisite verse novel “Brown Girl Dreaming,” and then take the quiz to prove you can do it! (Because you can.)
Question 1 of 10
What does “barren” mean?
a cylindrical wooden container with slightly bulging sides.
Worn down by dullness, tedious repetition.
unproductive; unfruitful
TAKE THE QUIZ TO FIND OUT

Words nearby horseradish peroxidase

horsepower-hour, horsepox, horse race, horse racing, horseradish, horseradish peroxidase, horseradish tree, horse rake, horse's ass, horse sense, horseshit
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Medical definitions for horseradish peroxidase

horseradish peroxidase
[ hôrs′răd′ĭsh ]

n.

An enzyme used in immunohistochemistry to label the antigen-antibody complex.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.