I believe it is the word "Autumn".
The answer is autumnal equinox.
The accepted scientific name is Spodoptera frugiperda.
The accepted scientific name is Hyphantria cunea.
The accepted scientific name is Alsophila pometaria.
Fall in Britain is known as Autumn.
autumn
In English, Autumn
Autumn.
The accepted scientific or common name is Spodoptera frugiperda.
The scientific name for summer is "summer." It is a season and does not have a specific scientific classification beyond that.
A proper noun; it is the name of the season.
Autumn is the season between summer and winter, also known as 'fall'. It can also be a person's name.