English edit

 
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Etymology edit

From Latin vallēs (valleys) + pseudo-Latin genitive of English mariner.

Pronunciation edit

  • IPA(key): /ˈvælɪs ˌmɛəɹɪˈnɛɹɪs/

Proper noun edit

Valles Marineris

  1. a large system of canyons on the surface of Mars; contains channels possibly caused by the flow of water