an opening in the wall or roof of a building or vehicle that is fitted with glass or other transparent material in a frame to admit light or air and allow people to see out
a circular window with mullions or tracery radiating in a form suggestive of a rose
a window with one or two sashes which can be slid vertically to make an opening
each of a pair of casement windows extending to the floor in an outside wall, serving as a window and door
a church window showing Jesus' descent from Jesse, typically in the form of a Jesse tree
a window fixed outside a normal window for protection and insulation in bad weather or winter
a window with small panes set in diagonally crossing strips of wood, vinyl, or metal
a large window consisting of a central arched section flanked by two narrow rectangular sections
a large window consisting of one pane of glass, typically in a living room
a large window consisting of a central arched section flanked by two narrow rectangular sections
a favorable opportunity for doing something that must be seized immediately if it is not to be missed
an opportunity to attack something that is at risk (especially as a Cold War claim that America’s land-based missiles were easy targets for a Soviet first strike)