Word.ws English Dictionary

siriometers

siriometers is the plural of siriometer.

Meaning of siriometer

Noun

siriometer (plural siriometers)

  1. A unit of distance equal to one million astronomical units or 15.813 light-years.
    • The siriometer dates its pedigree from the founder of stellar astronomy, William Herschel. As is well known, the distance unit used by Herschel is the mean distance of the first magnitude stars, which distance was called by him the distance of Sirius.1925, The Observatory, volume 48, page 143

Questions about siriometers

What is siriometers the plural of?
Siriometers is the plural of siriometer.

Words near siriometers in the dictionary

  1. sirih
  2. SIRIM
  3. siring
  4. sirings
  5. siriometer
  6. siriometers
  7. Sirionó
  8. siris
  9. sirisa
  10. sirisas
  11. sirissa

Source and license

Adapted from Wiktionary: siriometers (page history and authors); siriometer (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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