Associations to the word «Zenithal»

Wiktionary

ZENITHAL, adjective. Of or pertaining to a zenith
ZENITHAL, adjective. (cartography) (of a projection) azimuthal
ZENITHAL HOURLY RATE, noun. (astronomy) number of meteors a single observer would see in one hour under a clear, dark sky (i.e. up to the limiting apparent magnitude of 6.5).
ZENITHAL HOURLY RATES, noun. Plural of Zenithal Hourly Rate
ZENITHAL PASSAGE, noun. The passing of the sun directly overhead such that no shadows are cast by a pole sticking straight up from the ground. These conditions only occur in locations between the Tropic of Cancer and the Tropic of Capricorn.

Dictionary definition

ZENITHAL, adjective. Relating to or located at or near the zenith.

Wise words

A word is not a crystal, transparent and unchanged; it is the skin of a living thought and may vary greatly in color and content according to the circumstances and time in which it is used.
Oliver Wendell Holmes, Jr.