zonal
adj. C1 Advanced UK //zˈəʊnəl// zon·al
adj. relating to a specific area or region. It is often used in science to describe things that happen in different parts of a place.
adj. relating to a specific zone or region. Often used in scientific contexts to describe geographical or atmospheric divisions.
The weather patterns show a clear zonal difference between the north and south.
Researchers are studying zonal variations in soil quality to determine the best crops for each part of the valley.
The planet's atmosphere is characterized by distinct zonal flows, where the equatorial regions rotate faster than the poles, creating the visible bands of clouds.
First attested 1865–70, from zone + -al.