: responding to or relating to a short photoperiod
used especially of a plant
compare day-neutral, long-day

Examples of short-day in a Sentence

Recent Examples on the Web
These examples are automatically compiled from online sources to illustrate current usage. Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Continue short-day treatment for about six weeks or possibly up until Thanksgiving. Southern Living Editors, Southern Living, 22 Sep. 2023

Word History

First Known Use

1920, in the meaning defined above

Time Traveler
The first known use of short-day was in 1920

Dictionary Entries Near short-day

Cite this Entry

“Short-day.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/short-day. Accessed 12 Nov. 2024.

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