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kiloparsec

American  
[kil-uh-pahr-sek] / ˈkɪl əˌpɑrˌsɛk /

noun

  1. a unit of distance, equal to 1000 parsecs. kpc


Etymology

Origin of kiloparsec

First recorded in 1920–25; kilo- + parsec

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

According to the researchers, this is the first time a precessing radio jet spanning kiloparsec scales has been observed in a disk galaxy.

From Science Daily • Jan. 19, 2026

"To our knowledge, this is the first time we have seen a kiloparsec, or galactic-scale, precessing radio jet driving a massive coronal gas outflow."

From Science Daily • Jan. 10, 2026

But technology, he explained, could have started the same distance away — a kiloparsec is 3,261 light-years in distance — and moved closer to Earth over eons.

From New York Times • Sep. 15, 2022

“We don’t expect life to be easy within the inner kiloparsec of the Milky Way,” says Abraham Loeb from the Harvard–Smithsonian Center for Astrophysics.

From Scientific American • May 30, 2017

Its size seems almost diminutive, only about one kiloparsec in diameter.

From Astronomy: The Science of the Heavenly Bodies by Todd, David Peck