Definition: The term "archantiquary" refers to a person or group who seeks out antiquities, which are objects from previous eras that have been preserved well. This might include ancient artifacts, coins, pottery, statues, etc. Definition: An archantiquary is someone who collects items from the past, such as antique glassware, coins, and other historical treasures. They may be interested in these items due to their historical or cultural significance, as well as their rarity and beauty.