The word "annulus" is borrowed from the Latin word anulus or annulus meaning 'little ring'. The adjectival form is annular (as in …

Aug 3, 2023 · An annulus is a flat, ring-shaped structure made out of 2 circles. Another way of looking at it is a circular ring with a …

Jul 1, 2026 · On Saturday, the moon will pass in front of the sun, obscuring much of it but leaving behind a brilliant ring, or annulus, …

Annulus (or anulus) or annular indicates a ring - or donut-shaped area or structure. It may refer to:

An annulus is a two-dimensional flat figure shaped in a circular form which is constructed by two concentric circles. The region or the …

Nov 14, 2025 · The term 'annulus' comes from the Latin word annuli, meaning 'little ring.' An annulus is a flat, plane figure formed …

Aug 31, 2026 · Noun annulus (plural annuluses or annuli) A ring - or donut - shaped area, object, or structure.

3 days ago · An annulus is a region lying between two concentric circles. The area of the annulus formed by two circles of radii a and …

An annulus (meaning little ring in Latin) is a ring-shaped figure between two concentric circles. Below are two examples. Think of an …

An annulus is a flat shape like a ring. Its edges are two circles that have the same center. The face of a metal washer is an annulus.