Annulus (Noun)
Meaning 1
(Fungi) a remnant of the partial veil that in mature mushrooms surrounds the stem like a collar.
Classification
Nouns denoting plants.
Synonyms
Hypernyms
Meaning 2
A toroidal shape; "a ring of ships in the harbor"; "a halo of smoke".
Classification
Nouns denoting two and three dimensional shapes.
Examples
- A team of scientists discovered a unique annulus of glowing plasma around the edge of a black hole.
- The hurricane formed a wide annulus of calm water around the storm's center.
- A majestic annulus of aurora borealis appeared in the night sky.
- A faint annulus of dust and debris marked the remains of the old planetary system.
- A spectacular annulus of rainbows appeared in the spray surrounding the massive waterfall.