trigram /trīˈgram/

1. An inscription of three letters
2. A figure of three lines

• pyrenocarp
• pyrenocarps
• pyrenoid
• pyrenoids
• Pyrenomycetes
• pyrenomycetous
• pyres
• pyrethrin
• pyrethrins
• pyrethroid
• pyrethroids
• Pyrethrum
• Pyrethrums
• pyretic
• pyretologies
• pyretology
• pyretotherapies
• pyretotherapy
• Pyrex
• pyrexia
• pyrexial
• pyrexias
• pyrexic
• pyrheliometer
• pyrheliometers