orientalia
Concise Oxford English Dictionary © 2008 Oxford University Press:
orientalia /ˌɔːrɪɛnˈteɪlɪə, ˌɒr-/
▶plural noun books and other items relating to or characteristic of the Orient.
– origin C19: from L., neut. pl. of orientalis ‘oriental’.
'orientalia' also found in these Oxford entries:

