PHYSIOGRAPHY n.
The science which treats of the earth's exterior physical features, climate, life, etc., and of the physical movements or changes on the earth's surface, as the currents of the atmosphere and ocean, the secular variations in heat, moisture, magnetism, etc.; physical geography.
PLANETARY a. 5 definitions
Having the nature of a planet; erratic; revolving; wandering. "Erratical and planetary life." Fuller. Planetary days, the days of the week as shared among the planets known to the ancients, each having its day. Hutton. -- Planetary nebula, a nebula exhibiting a uniform disk, like that of a planet.