Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “vernal equinox”

vernal equinox

noun [C usually singular] uk   us  
the time in the spring when the sun crosses the equator, and when night and day are of equal lengthAstronomy - general words
(Definition of vernal equinox from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of vernal equinox?
Add Cambridge dictionaries to your browser to your website

Translations of “vernal equinox”

Word of the Day

beer mat

a small piece of cardboard that you put under a glass to protect a table surface in a pub or bar

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More