eighty-one
| ← 80 | 81 | 82 → |
|---|---|---|
| Cardinal: eighty-one Ordinal: eighty-first | ||
Determiner
[change]Determiner |
- (number) (indefinite) (plural) (count) (ordinal eighty-first) Eighty-one (81) is the odd number that comes between eighty and eighty-two. It is a square number (9 multiplied by 9 equals 81).
- I have eighty-one coins in my collection.