square annulus
square annulus · square annuli
The region enclosed by two concentric squares with parallel sidesThe region enclosed by two concentric squares with parallel sides
Meaning
1 sensesThe region enclosed by two concentric squares with parallel sides
Origin
By analogy with annulus, which is the region enclosed by two concentric circles.By analogy with annulus, which is the region enclosed by two concentric circles.
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Forms
plural: square annuli| Singular | square annulus |
|---|---|
| Plural | square annuli |
irregular · Lesson
Lessons for this word
1 lessons- A1Plural nouns — Because its plural is irregular