microgram /mīˈkrə-gram/

1. A micrograph, a photograph or drawing of an object under a microscope
2. A message typed and photographically reduced for sending by air, enlarged on receipt and printed on a card
3. The card concerned

• -ptera
• -pteran
• pteranodon
• pteranodons
• pteria
• Pterichthys
• Pteridium
• pteridologies
• pteridologist
• pteridologists
• pteridology
• pteridomania
• pteridomanias
• pteridophilist
• pteridophilists
• Pteridophyta
• pteridophyte
• pteridophytes
• pteridosperm
• pteridosperms
• pterin
• pterins
• pterion
• Pteris
• ptero-