Term: parsec: a unit of astronomical length based on the distance from Earth at which stellar parallax is 1 second of arc; equivalent to 3.262 light years
Broader: astronomy unit: a linear unit used for astronomical distances | Unrelated: down: (usually plural) a rolling treeless highland with little soil
Broader: astronomy unit: a linear unit used for astronomical distances | Unrelated: sciaena: type genus of the Sciaenidae: croakers
Broader: astronomy unit: a linear unit used for astronomical distances | Unrelated: two: the cardinal number that is the sum of one and one or a numeral representing this number
Broader: astronomy unit: a linear unit used for astronomical distances | Unrelated: plant part: any part of a plant or fungus
Broader: astronomy unit: a linear unit used for astronomical distances | Unrelated: sale: the general activity of selling
Broader: astronomy unit: a linear unit used for astronomical distances | Unrelated: picul: a unit of weight used in some parts of Asia; approximately equal to 133 pounds (the load a grown man can carry)
Broader: astronomy unit: a linear unit used for astronomical distances | Unrelated: heart: the hollow muscular organ located behind the sternum and between the lungs; its rhythmic contractions move the blood through the body
Broader: astronomy unit: a linear unit used for astronomical distances | Unrelated: bent: an area of grassland unbounded by fences or hedges
Broader: astronomy unit: a linear unit used for astronomical distances | Unrelated: tumbleweed: bushy plant of western United States
Broader: astronomy unit: a linear unit used for astronomical distances | Unrelated: romanian: a native or inhabitant of Romania