Philatelic (adjective)

1. Relating to or dealing with stamps or stamp collecting.
2. Of or pertaining to the study or collection of postage stamps.

Origin:

The word "philatelic" comes from the greek word "philatelia" meaning "love of stamps" and was first used in english in the 19th century.

Examples:

1. The philatelic exhibition showcased rare stamps from around the world.
2. He had a large philatelic collection of stamps from different countries.
3. The philatelic society met once a month to discuss and trade stamps.
4. The philatelic market is a niche market for stamp collectors and enthusiasts.
5. He was a passionate philatelic and spent most of his free time collecting stamps.