Stamp Collecting Terms: What Do They Mean?

Uncover the meanings behind common words and phrases used by stamp collectors

G - S

Term Definition
Gutter The margin between panes of stamps in a sheet
Hinged A stamp that has been mounted using a stamp hinge, often leaving a mark on the back
Imperforate A stamp without perforations along the edges, requiring cutting with scissors
Inverted Watermark A watermark that appears upside down on a stamp
Joint Issue Stamps issued by two or more postal administrations with a common theme
Local Post Stamps or mail services limited to a specific region or city
Margin The blank area around the design of a stamp
Mint A stamp in unused condition, with full gum and no cancellation
Mint Lightly Hinged (MLH) A mint stamp that has been hinged once but remains in nearly mint condition, with minimal gum disturbance
On Paper A term used to describe a stamp that is still attached to the original piece of envelope or packaging
Overprint Additional printing on a stamp after its initial issue, such as changing the value or adding a commemorative text
Pair Two unseparated stamps
Perfins Stamps that have been perforated with initials, symbols, or patterns, often by businesses to prevent theft
Perforations Small holes punched between stamps to make them easy to separate
Philately The study and collection of stamps and postal history.
Phosphor A luminescent coating applied to stamps to aid automatic sorting machines
Plate Block A block of stamps with margin inscriptions identifying the printing plate used
Postage Due A stamp used to collect postage not paid by the sender
Postally Used A stamp that has been genuinely used to send mail through the postal system
Postal Stationery Envelopes, postcards, or other preprinted items with a stamp impression used for postal services
Postmark A postal marking indicating the date and location where a letter was mailed
Proof A trial printing of a stamp, often made before the final design is approved
Postal History The study of postal systems, routes, rates, and markings on mail
Revenue Stamp A stamp used to collect taxes or fees, such as on legal documents
Self-Adhesive Stamp A stamp with adhesive on the back that doesn't require moistening
Selvage The border of blank paper around the stamps on a sheet
Se-tenant Stamps that are different but attached together, often with complementary designs
Souvenir Sheet A small sheet of stamps issued to commemorate an event, often including special designs or decorative borders
Specimen A stamp or cover overprinted to show that it is a sample, usually not valid for postal use