What is array?

array meaning in Information Science terminology / glossary / dictionary is:
From the Latin arredare, meaning “to arrange in order.” In an index or thesaurus of indexing terms, a display of entries, headings, descriptors, etc., in an orderly sequence. In classification, a set of mutually exclusive and exhaustive coordinate subclasses dividing a class by a single characteristic, for example, the array “magazine” and “journal” dividing the class “periodical” by form.  


reference: ABC-CLIO