Zenith number

The term "zenith number" is not widely recognized or defined in standard academic or scientific contexts. However, it could refer to concepts in different domains. For example: 1. **Astronomy**: The zenith is the point in the sky that is directly above a particular location on the Earth. In this case, a "zenith number" could potentially refer to some measurement related to a celestial body at its zenith point, though this terminology is not standard.