autumnal
Autumnal (adjective) means relating to or characteristic of autumn. Example: “There was an autumnal chill in the air by early October.”
How to use autumnal
Learner’s notesIn plain EnglishIt describes anything that feels or looks like autumn, from the weather to a colour palette.
It is a standard descriptive word, equally at home in everyday speech and more literary writing.
Remember it by the pattern autumn plus -al, the same way spring becomes vernal and summer becomes summery.
Trace the full origin ↓Fill the gap
Can you complete this real example?
There was an _____ chill in the air by early October.
Etymology
Borrowed from the Latin word autumnalis. It can also be understood simply as the noun autumn with the adjective ending -al attached.