noun, plural ar·cus.Meteorology.
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Origin of arcus
Words nearby arcus
Example sentences from the Web for arcus
Cum hoc arcus ejus extenditur, et primo sagittam in partem contrariam transmittit, et unum interficit.The Fair Maid of Perth|Sir Walter Scott
The frustules are curved or arcuate (arcus, a bow) in the side view, oblong and narrowed at the ends in the front view.An Elementary Text-book of the Microscope|John William Griffith
Du Cange gives arcus sellae equestris as one of the meanings of circus.The Latin & Irish Lives of Ciaran|Anonymous
They are called arcus horarum inequalium, as they shew the 'houres inequales.'Chaucer's Works, Volume 3 (of 7)|Geoffrey Chaucer
Its claim, as the parent of projectile implements, is recognized in the common etymology of arcus, arcualia—artillery.