arcus
[ ahr-kuhs ]
/ ˈɑr kəs /
Save This Word!
noun, plural ar·cus.Meteorology.
a dense, horizontal, roll-shaped cloud sometimes occurring at the lower front portion of a cumulonimbus.
QUIZZES
QUIZ YOURSELF ON AFFECT VS. EFFECT!
In effect, this quiz will prove whether or not you have the skills to know the difference between “affect” and “effect.”
Question 1 of 7
The rainy weather could not ________ my elated spirits on my graduation day.
Also called roll cloud.
Origin of arcus
<Latin: bow, arch
Words nearby arcus
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
Example sentences from the Web for arcus
Why Do “Left” And “Right” Mean Liberal And Conservative?
What Is The Difference Between “It’s” And “Its”?
What Is “GOP” Short For?
“Effectiveness” vs. “Efficacy” vs. “Efficiency”: When To Use Each Word For The Best Results
“Vaccinate” vs. “Inoculate” vs. “Immunize”: What Are The Differences?
9 Of The Most Common Types of Pronouns
Medical definitions for arcus
arcus
[ är′kəs ]
n. pl. arcus
A structure resembling a bent bow or an arch.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.