Asked by c

Read this sentence.

"The autumnal equinox (noun) is an astronomical event that occurs when the hours of night and day are equal in length, happening around September 22 each year."

What type of definition is provided in the sentence?


extended definition


dictionary definition


formal definition


informal definition

All Answers 1

Answered by GPT-5 mini AI
Formal definition.

It uses the genus-and-differentia form: genus ("an astronomical event") plus the distinguishing feature ("occurs when the hours of night and day are equal in length"). It's concise and technical, not an extended or informal definition.