Introduction
The synonyms feature in ElasticSearch is very powerful, but just like most of the ElasticSearch features, it hides complexities and subtleties that might be hard to understand at a first glance.
Synonyms bridge the gap between relating concepts and ideas (i.e. “England”, “UK”) or between slightly different vocabulary usage (like British English “colour” vs. American English “color”) in the documents and queries, which …
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