English edit

Alternative forms edit

Etymology edit

From circum- +‎ Martian.

Adjective edit

circummartian (not comparable)

  1. (astronomy) That surrounds or circles the planet Mars.
    • 2006 August, Alexander V. Krivov, Artem G. Feofilov, Valeri V. Dikarev, “Search for the putative dust belts of Mars: The late 2007 opportunity”, in Planetary and Space Science, volume 54, numbers 9–10, →DOI, page 871:
      Soter (1971) first suggested that two tiny martian moons, Phobos and Deimos, should act as sources of dust for the circummartian space. The proposed mechanism of dust ejection from the satellite surfaces is their continuous hypervelocity bombardment by interplanetary micrometeoroids.