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

First recorded in 1850–55 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for cold frame

Historical Examples of cold frame

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

    ABC of Vegetable Gardening

    Eben Eugene Rexford

  • Their growth can be controlled by proper regulation of the cold-frame sash.

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

    A Woman's Hardy Garden

    Helena Rutherfurd Ely

  • After six weeks or two months, the young plants are ready to pot off or to transplant in a cold-frame or cool greenhouse.

  • 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

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