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cold frame

a bottomless, boxlike structure, usually covered with glass or transparent plastic, and the bed of earth that it covers, used to protect plants.
Origin of cold frame
1850-55 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2016.
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Examples from the Web for cold-frame
Historical Examples
  • The cold-frame also must be aired when the sun shines, and the sashes must be gradually slipped down in mild weather.

    Agriculture for Beginners Charles William Burkett
  • Their growth can be controlled by proper regulation of the cold-frame sash.

  • Transplant the seedlings to the cold-frame and allow them to remain there until May.

    ABC of Vegetable Gardening Eben Eugene Rexford
  • After six weeks or two months, the young plants are ready to pot off or to transplant in a cold-frame or cool greenhouse.

  • I have no glass on my place, not even a cold-frame or hot-bed.

    A Woman's Hardy Garden Helena Rutherfurd Ely
  • A cold-frame is like the frame used for a hotbed, but it is placed on well-manured soil in a sheltered spot.

    Agriculture for Beginners Charles William Burkett
  • From seed sown in August grow thrifty young plants that are wintered in a cold-frame.

  • A hotbed will be of no particular benefit unless supplemented by a cold-frame.

    ABC of Vegetable Gardening Eben Eugene Rexford
British Dictionary definitions for cold-frame

cold frame

an unheated wooden frame with a glass top, used to protect young plants from the cold
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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