space blanket

British

noun

a plastic insulating body wrapping coated on one or both sides with aluminium foil which reflects back most of the body heat lost by radiation: carried by climbers, mountaineers, etc, for use in cases of exposure or exhaustion

"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

Etymology

Origin of space blanket

C20: material originally developed as part of the US space programme

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

A winter supply kit contains a Mylar space blanket, hand warmers, gloves, two granola bars, applesauce, a fruit snack, a protein drink, bottled water and cookies — and often bus tickets.

From Seattle Times

The child was wrapped in a space blanket and put into an ambulance.

From Washington Times

Despite that proximity to civilization, Ford still packs the essentials: food, water, first-aid kit, extra layer and a space blanket.

From Seattle Times

"Her companion was able to descend to her position, place a call for help, and keep her warm with a space blanket until rescuers arrived."

From Fox News

“Her companion was able to descend to her position, place a call for help and keep her warm with a space blanket until rescuers arrived.”

From Washington Times

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023