Definition, Meaning & Synonyms
annulus
noun
/ˈæn.jə.ləs/
Definition
A ring-shaped object, structure, or region.
Examples
- The planet Saturn is known for its beautiful annulus of rings.
- In mathematics, an annulus is the area between two concentric circles.
- The annulus of the tree can be seen in its cross-section, indicating its age.
Meaning
In various fields, the term ‘annulus’ refers to something that has the shape of a ring or is encircled.
Synonyms
- ring
- circle
- loop
- band