Definition of Martian in English:


Line breaks: Mar|tian
Pronunciation: /ˈmɑːʃ(ə)n


Relating to the planet Mars or its supposed inhabitants: the Martian atmosphere the first Martian colony
More example sentences
  • The impact of the much larger Martian oscillations on the planet's climate is thought to be even more significant.
  • Engineers have proposed passing Martian atmosphere through zeolite crystals.
  • Carbon dioxide could be taken directly from the Martian atmosphere.


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A hypothetical or fictional inhabitant of Mars: a nest of Martians
More example sentences
  • April brings an invasion from the skies - aliens, UFOs and Martians.
  • There are good Martians and there are bad Martians.
  • Nonetheless, curious reports of canals, faces and sculptures have helped to foster a belief in Martians for many years.


late Middle English (in the senses 'subject to Mars's influence' and 'martial'): from Latin Mars, Mart- (see Mars) + -ian.

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