[ zee-nuh-thuh l or, esp. British, zen-uh- ]
/ ˈzi nə θəl or, esp. British, ˈzɛn ə- /


of or relating to the zenith; situated at or near the zenith.
(of a map) drawn to indicate the actual direction of any point from the center point.

Origin of zenithal

First recorded in 1855–60; zenith + -al1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for zenithal