The Concise Oxford Dictionary of World Religions (897 page)

(Pañj
b
, gurdu
r
, ‘gateway of the
Gur
’). A building for Sikh congregational worship in which the
di Granth
is appropriately installed. A gurdw
r
is characterized by its function of housing the Gur
, rather than by its architecture. An upstairs room in an ordinary house in which the
di Granth has been ceremonially installed can be a gurdw
r
. Most famous is the impressive
Harimandir
,
Amritsar
. Many gurdw
r
s have historical associations with the Sikh Gur