1. (astronomy) luminosity per unit observed area; surface brightness does not depend on the distance at which an object is observed

Encyclopedia: Surface brightness

• granny flat
• granny knot
• Granny Smith
• granny's bonnets
• granola
• granola bar
• granolithic
• grant
• Grant Wood
• grant-in-aid
• grant-maintained
• grantable
• granted
• grantee
• granter
• Granth
• Granth Sahib
• granting immunity
• grantor
• grantor trust
• granular
• granular pearlite
• granularity
• granulate
• granulated