 terms lrb i.e. index terms rrb used in an information retrieval context are not the same as terms used in the context of terminology as they are not always technical terms of art.
not to be confused with terms in everyday usages the shortened form of technical terms lrb or terms of art rrb which are defined within an academic system or a field of specialty. terminology studies among other things how such terms of art come to be and their interrelationships within a culture.