1. (astronomy) a plot of the absolute magnitude of stars versus their colour (or effective temperature); shows the main sequence of stars plus the white dwarfs and red giants
   - Hertzsprung-Russell diagram, color-magnitude diagram [US]

Encyclopedia: Color-magnitude diagram

• prosecuting attorney
• prosecuting officer
• prosecution
• prosecutor
• proselyte
• proselytise
• proselytiser
• proselytism
• proselytize
• proselytizer
• prosencephalon
• Proserpina
• Proserpine
• prosily
• prosimian
• Prosimii
• prosiness
• prosit
• prosodic
• prosodic system
• prosodion
• prosody
• ProSom
• prosoma
• prosopagnosia