An official emblem is a symbol or design that is used to represent an organization, institution, or government. The two most common terms for an official emblem are 'INSIGNIA' and 'SEAL'. INSIGNIA is an 8-letter word that refers to a badge or emblem that is used to signify rank, office, or membership in a particular organization. A SEAL is a 4-letter word that refers to a device or impression that is used to authenticate documents or mark ownership. Seals are often used by governments and organizations to signify authenticity and authority.