1. The elapsed time it takes for light (or radio signals) to travel between the Earth and a celestial object
   - one-way light time

Type of: elapsed time

Encyclopedia: OWLT

• biotic community
• biotin
• biotite
• biotitic
• biotope
• biotype
• biotypic
• biovular
• bioweapon
• biparous
• bipartisan
• bipartite
• bipartizan
• biped
• bipedal
• bipedalism
• biphenyl
• bipinnate
• bipinnate leaf
• bipinnatifid
• biplane
• biplane flying fish
• bipolar
• bipolar disorder
• bipolarity