Airy-0

proper noun

A crater on Mars, located within the larger Airy Crater, used as the determining landmark for the Martian prime meridian.

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Meanings

proper noun
  1. A crater on Mars, located within the larger Airy Crater, used as the determining landmark for the Martian prime meridian.

Origin

From Airy Crater, the larger crater this smaller crater is located within, and 0° of the prime meridian. Named after George Biddell Airy, a British astronomer who helped establish the Greenwich Meridian as the Prime Meridian on Earth.

Full word history & related roots →
Cite this entry
APA

Airy-0. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/Airy-0

MLA

“Airy-0.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Airy-0. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “Airy-0,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/Airy-0.

Source: Airy-0 on Wiktionary, CC BY-SA 4.0.