arcus

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arcus

/ˈɑɹkəs/ US
/ˈɑːkəs/ UK

Where it comes from

Borrowed from Latin arcus. Doublet of arc and arco. Distantly related to arrow.

noun arcus

A white band of cholesterol that forms at the edge of the cornea
A low, horizontal cloud typically forming at the leading edge of thunderstorm outflow
An elastic band around the base of the arolium, a pad at the end of the leg of certain insects
An arc-shaped band of thickened sexine extending between two apertures on a pollen grain or spore

Translations

Every language

noun a white band of cholesterol that forms at the edge of the cornea

한국어	아르쿠스 areukuseu
Português	arco

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Cite this

MLA

"arcus." Wiktionary, via Micwyn, micwyn.com/word/arcus. Accessed 6 Nov. 2026.

APA

arcus. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/arcus

Chicago

"arcus." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/arcus.

BibTeX

@misc{arcus_2026,
  title = {arcus},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/arcus},
  urldate = {2026-11-06}
}