door

Table of Contents

Introduction References & Edit History Related Topics

Images

residential door

rocaille decorated doors

For Students

Discover

Periodical Cicada, Adult, Magicicada spp. Requires 17 years to complete development. Nymph splits its skin, and transforms into an adult. Feeds on sap of tree roots. Northern Illinois Brood. This brood is the largest emergence of cicadas anywhere

Why Do Some Cicadas Appear Only Every 17 Years?

Shadow of a man holding large knife in his hand inside of some dark, spooky buiding

7 of History's Most Notorious Serial Killers

US Marines firing at Fallujah, Iraq, during the Second Battle of Fallujah in November 2004. Operation Iraqi Freedom, Iraq War.

Timeline of the 2000s

Figure 13: A Maxim machine gun, belt-fed and water-cooled, operated by German infantrymen, World War I.

7 Deadliest Weapons in History

Close up of books. Stack of books, pile of books, literature, reading. Homepage 2010, arts and entertainment, history and society

12 Novels Considered the “Greatest Book Ever Written”

Aspirin pills.

7 Drugs that Changed the World

Portrait of a mountain gorilla at a short distance. gorilla close up portrait.The mountain gorilla (Gorilla beringei beringei)

Falling Stars: 10 of the Most Famous Endangered Species

door: Related Content

Written and fact-checked by The Information Architects of Encyclopaedia Britannica

News •

At a Gander mining conference, the industry's future was right next door • May 19, 2025, 1:15 AM ET (CBC)

Knock knock: Local candidates take their message to people's doorsteps • Apr. 27, 2025, 1:53 AM ET (CBC)

Photos

residential door

rocaille decorated doors

See All Images →

Topics

grille hinge Dutch door French casement post-and-lintel system tympanum fusuma shoji building window labyrinth arcade staircase gallery garden and landscape design heating farm building elevator order