Try Our Apps
What is Ghosting?
Related Abbreviations for
nitric oxide synthase
The American Heritage® Abbreviations Dictionary, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
Cite This Source
Discover our greatest slideshows
Uncover the mysteries of the marks...
Eight Election Words That Will Fit...
Six words that can ruin your...
The Origins of 8 Classic Summer...
Browse more topics on our blog
What Is the Difference Between Discreet and Discrete?
Learn the correct uses of these two commonly confused homophones.
What Character Was Removed from the Alphabet?
What mistaken pronunciation gave this character its name?
This small mark has two primary uses: to signify possession or omitted letters.
How Do I Get a Word into the Dictionary?
People invent new words all the time, but which ones actually make it?
Word of the Day
Word Value for
Words With Friends
Nearby words for no synthase
no spring chicken
no stomach for, have
no strings attached
no such thing
no thanks to
no time at all
no time for, have
no time like the present, there's