# สมัย
## Noun (N)
### Sense: a more or less definite period of time now or previously present
- times
### Sense: a unit of geological time that is a subdivision of a period and is itself divided into ages
- epoch
### Sense: (astronomy) an arbitrarily fixed date that is the point in time relative to which information (as coordinates of a celestial body) is recorded
- date of reference