A "regional lockout" is a term that refers to a restriction on accessing certain content that is only available in particular regions or countries. Other words that can be used as synonyms for "regional lockout" include geo-blocking, territorial restriction, content blockade, region-based censorship, place-based filter, location-dependent access, and geographic IP restriction. These terms describe the same concept of limiting access based on geographical location. Regional lockouts are often used by streaming services or online retailers to comply with copyright laws, licensing agreements, or to restrict access to content that is deemed inappropriate for certain regions.