cotidal
Co*tid"al (k-td"al), a. Defn: Marking an equality in the tides; having high tide at the same time. Cotidal lines (Phys. Geog.), lines on a map passing through places that have high tide at the same time.
Co*tid"al (k-td"al), a. Defn: Marking an equality in the tides; having high tide at the same time. Cotidal lines (Phys. Geog.), lines on a map passing through places that have high tide at the same time.