1. a person who collects and studies postage stamps and related postal materials

Examples

• My grandfather is a dedicated philatelist who has been collecting stamps for over forty years.
• The philatelist carefully examined the rare 1856 stamp under a magnifying glass.
• She joined a local philatelist club to meet other collectors and trade stamps.
• As a serious philatelist, he organized his collection by country and year of issue.
• The museum's philatelist curator prepared an exhibition of stamps from around the world.
• Young philatelists often start by collecting common stamps before moving to rare editions.