# annular

/ˈænjəɫɝ/ (US) · /ɐnjˈʊlɑː/ (UK) · CEFR C1 · Adjective

Source: https://englishreference.com/word/annular
Updated: 2026-05-26

## Definition

shaped like a ring or having a ring-like part. It often describes things that have a hole in the center, like a ring or a donut.

For teachers: relating to, or having the shape of, a ring. Often describes structures with a central opening or a circular band.

## Examples

- The sun was hidden behind an annular eclipse.
- The scientist examined the annular structure of the cell wall to understand how nutrients entered the organism.
- In astronomy, an annular eclipse occurs when the moon is at its farthest point from Earth, resulting in a bright ring of sunlight visible around the moon's edge.

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From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.