Symbololatry is the worship or veneration of symbols or symbolic objects. There are a number of synonyms for this term, including iconolatry, idolatry, signolatry, emblemolatry, and glypholatry. These terms all refer to the reverence or adoration of symbols as a representation of something greater, whether divine, ideological, or cultural.
Iconolatry specifically refers to the worship of icons or images, often within a religious context. Idolatry similarly refers to the worship of idols or images, but can also be used more broadly to describe excessive devotion or attachment to anything.
Signolatry and emblemolatry both refer to the worship of signs or emblems, such as logos or heraldry symbols. Finally, glypholatry refers to the worship of specific written or visual symbols, such as runes or hieroglyphs.