lancet window

American  

noun

Architecture.

1. a high, narrow window terminating in a lancet arch.

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lancet window British  

noun

1. Sometimes shortened to: lancet.  a narrow window having a lancet arch

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Etymology

Origin of lancet window

First recorded in 1775–85

Example Sentences

Its catalog lists 748 items, ranging from a corroded metal pen to a whole stained-glass lancet window from Canterbury Cathedral.

From Time Magazine Archive

A stained-glass lancet window shows Christ's passion in five panels set in an interlace of jewel-like embroidery.

From Time Magazine Archive

The smallest is also of a very odd shape, being almost as narrow as a lancet window, with, however, a rather obtuse arch.

From The Cathedral Church of York Bell's Cathedrals: A Description of Its Fabric and A Brief History of the Archi-Episcopal See by Clutton-Brock, A. (Arthur)

In each of the northern and southern walls of the choir is a lancet window; and two similar windows, but lower in height, occur in each of the eastern walls of the transept aisles. 

From The "Ladies of Llangollen" as Sketched by Many Hands; with Notices of Other Objects of Interest in "That Sweetest of Vales" by Hicklin, John

The moon had arisen on the eastward side of the tower, and looking through the crumbling lancet window I saw below me, serene and beautiful, the quiet, terraced graveyard of St. Mary’s.

From The Great Captain: A Story of the Days of Sir Walter Raleigh by Tynan, Katharine