Term: light second: the distance light travels in a vacuum in one second; approximately 300,000 kilometers
Broader: astronomy unit: a linear unit used for astronomical distances | Unrelated: closed circuit: a complete electrical circuit around which current flows or a signal circulates
Broader: astronomy unit: a linear unit used for astronomical distances | Unrelated: teakettle: kettle for boiling water to make tea
Broader: astronomy unit: a linear unit used for astronomical distances | Unrelated: spitball: a projectile made by chewing a piece of paper and shaping it into a sphere
Broader: astronomy unit: a linear unit used for astronomical distances | Unrelated: exmoor: stocky breed of pony with a fawn-colored nose
Broader: astronomy unit: a linear unit used for astronomical distances | Unrelated: eggshake: a milkshake with egg in it
Broader: astronomy unit: a linear unit used for astronomical distances | Unrelated: platonism: (philosophy) the philosophical doctrine that abstract concepts exist independent of their names
Broader: astronomy unit: a linear unit used for astronomical distances | Unrelated: scanner: a radio receiver that moves automatically across some selected range of frequencies looking for some signal or condition
Broader: astronomy unit: a linear unit used for astronomical distances | Unrelated: blue sky law: a state law regulating the sale of securities in an attempt to control the sale of securities in fraudulent enterprises
Broader: astronomy unit: a linear unit used for astronomical distances | Unrelated: grumble: a complaint uttered in a low and indistinct tone
Broader: astronomy unit: a linear unit used for astronomical distances | Unrelated: schizachyrium: overlaps the genus Andropogon