Autumn, also known as fall in North American English, [1] is one of the four temperate seasons on Earth. Outside the tropics, autumn marks the transition from summer to winter, beginning in September …

Dec 21, 2025 · autumn, season of the year between summer and winter during which temperatures gradually decrease. It is often called fall in the United States because leaves fall from the trees at …

AUTUMN definition: the season between summer and winter; fall. In the Northern Hemisphere it is from the September equinox to the December solstice; in the Southern Hemisphere it is from the March …

AUTUMN definition: 1. the season of the year between summer and winter, lasting from September to November north of…. Learn more.

In American English, autumn is referred to as the fall.

It will begin on September 22 and last until December 21 in the Northern Hemisphere this year. In the Southern Hemisphere, it starts on March 20. Fall is a more commonly used word in the United States …

The meaning of AUTUMN is the season between summer and winter comprising in the northern hemisphere usually the months of September, October, and November or as reckoned …