realia /ɹeɪˈɑːlɪə/ noun[plural only]3 •Objects from real life or from the real world, as opposed to theoretical constructs or fabricated examples.It might be possible, for example, to work backwards from the known realia of Visigothic Spain. — 2011 •Physical objects in a library collection that do not fit into traditional categories of media, whose media are the objects themselves, as opposed to their informational content, such as artifacts, tools, memorabilia, and naturally-occurring specimens. •Words and expressions for culture-specific material elements.