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cold frame
noun
: a usually glass- or plastic-covered frame without artificial heat used to protect plants and seedlings outdoors
Examples of cold frame in a Sentence
Recent Examples on the Web
Shelter plants from wind and surround containers with bubble wrap or place them in a cold frame if temperatures go below 15°F.
—Luke Miller, Better Homes & Gardens, 5 Jan. 2025
The most common and typically most safe method is to simply move the containers indoors to a basement, cold frame, unheated garage or garden shed.
—Kait Hanson, Southern Living, 22 Dec. 2024
In colder climates, consider adding a cold frame topper to raised beds for an extended growing season.
—Kristin Guy, Sunset Magazine, 24 Sep. 2024
Consider starting seedlings indoors or using tools like grow tents or cold frames to move your plants outdoors before the weather heats up.
—Cori Sears, Better Homes & Gardens, 3 June 2024
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Word History
First Known Use
1851, in the meaning defined above
Dictionary Entries Near cold frame
Cite this Entry
“Cold frame.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cold%20frame. Accessed 9 Jan. 2025.
Kids Definition
cold frame
noun
: a usually glass- or plastic-covered frame without artificial heat used to protect plants and seedlings
More from Merriam-Webster on cold frame
Thesaurus: All synonyms and antonyms for cold frame
Britannica.com: Encyclopedia article about cold frame
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