arcus

[ ahr-kuhs ]

/ ˈɑr kəs /

noun, plural ar·cus.Meteorology.

a dense, horizontal, roll-shaped cloud sometimes occurring at the lower front portion of a cumulonimbus.

Also called roll cloud.

Origin of arcus

<Latin: bow, arch

Words nearby arcus

arcuate ligament, arcuate nuclei, arcuate veins of kidney, arcuate zone, arcuation, arcus, arcus cornealis, arcus senilis, arc welding, -ard, ardeb

Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for arcus

Moreover, there is the arcus senilis, the fine translucent to opaque circle surrounding the outer portion of the iris.
Arteriosclerosis and Hypertension:|Louis Marshall Warfield
Otia si tollas, periere Cupidinis arcus—Remove 45 the temptations of idleness, and Cupid's bow is useless.
Dictionary of Quotations from Ancient and Modern, English and Foreign Sources|James Wood
The etymology of arcus is the same; the root arc not only means to hurl, but to sing or resound.
Myth and Science|Tito Vignoli
Its claim, as the parent of projectile implements, is recognized in the common etymology of arcus, arcualia—artillery.
Lippincott's Magazine of Popular Literature and Science Vol. XV., No. 85. January, 1875.|Various

A view of this is given by Donati, who calls it the Arcus Domitiani.
Old Rome|Robert Burn

Medical definitions for arcus

arcus

[ är′kəs ]

n. pl. arcus

A structure resembling a bent bow or an arch.

单词	arcus
释义	arcus [ ahr-kuhs ] / ˈɑr kəs / noun, plural ar·cus.Meteorology. a dense, horizontal, roll-shaped cloud sometimes occurring at the lower front portion of a cumulonimbus. Also called roll cloud. Origin of arcus <Latin: bow, arch Words nearby arcus arcuate ligament, arcuate nuclei, arcuate veins of kidney, arcuate zone, arcuation, arcus, arcus cornealis, arcus senilis, arc welding, -ard, ardeb Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for arcus Moreover, there is the arcus senilis, the fine translucent to opaque circle surrounding the outer portion of the iris. Arteriosclerosis and Hypertension:\|Louis Marshall Warfield Otia si tollas, periere Cupidinis arcus—Remove 45 the temptations of idleness, and Cupid's bow is useless. Dictionary of Quotations from Ancient and Modern, English and Foreign Sources\|James Wood The etymology of arcus is the same; the root arc not only means to hurl, but to sing or resound. Myth and Science\|Tito Vignoli Its claim, as the parent of projectile implements, is recognized in the common etymology of arcus, arcualia—artillery. Lippincott's Magazine of Popular Literature and Science Vol. XV., No. 85. January, 1875.\|Various A view of this is given by Donati, who calls it the Arcus Domitiani. Old Rome\|Robert Burn 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.
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