a prolonged rest in bed, as in the treatment of an illness.
a device used to support a person sitting up in bed.
Origin of bed rest
First recorded in 1870–75
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for bed-rest
Historical Examples of bed-rest
One winter evening a woman came to my door to see if she could borrow a bed-rest.Change in the Village
(AKA George Bourne) George Sturt
Online Etymology Dictionary, © 2010 Douglas Harper