cold frame

noun

Definition of cold frame 

: a usually glass- or plastic-covered frame without artificial heat used to protect plants and seedlings outdoors

Illustration of cold frame

Illustration of cold frame

Examples of cold frame in a Sentence

Recent Examples on the Web

Committee members suggested some specific guidelines, such as a way to define structures and systems including greenhouses — allowed under city code — hoop houses, cold frames and low tunnels. Graydon Megan, chicagotribune.com, "Elmhurst hoop house rules may not come until September," 3 July 2018 Other structures and systems to extend the growing season that have been discussed include cold frames, low tunnels and individual plant covers. Graydon Megan, chicagotribune.com, "Elmhurst hoop house rules may not come until September," 3 July 2018 Plant onion seeds 4 to 6 weeks before the last average frost—or even earlier indoors or in a cold frame. The Editors Of Organic Life, Good Housekeeping, "How To Grow Onions," 1 Feb. 2018 The plants needed cold frames for spring, and the soil needed to be warmed by plastic for early summer, and then came dutiful protection from a particular species of beetle, which he was known to pursue by hand. C.j. Chivers, Popular Mechanics, "My Father's Garden: The Life My Dad Passed Down to Me," 19 June 2016 Franz also talked about other season-extending devices and systems, including covers for individual plants, row covers and cold frames, all of which are intended to warm the soil and protect plants from cold weather. Graydon Megan, chicagotribune.com, "Elmhurst committee looks to recommend hoop houses and other systems," 30 May 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'cold frame.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of cold frame

1851, in the meaning defined above

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Last Updated

25 Oct 2018

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The first known use of cold frame was in 1851

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More Definitions for cold frame

cold frame

noun

English Language Learners Definition of cold frame

: a small wooden or metal frame covered with glass or plastic that is used for growing and protecting plants in cold weather

More from Merriam-Webster on cold frame

Britannica.com: Encyclopedia article about cold frame

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