| a. | 1. | Six times ten; fifty-nine and one more; threescore. |
| n. | 1. | The sum of six times ten; sixty units or objects. |
| 2. | A symbol representing sixty units, as 60, lx., or LX. |
| Noun | 1. | sixty - the cardinal number that is the product of ten and six |
| Adj. | 1. | sixty - being ten more than fifty |
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