Marsokhod
/ˈmɑːzəkɒd/ /ˈmɑːzəxɒd/Astronautics
noun
A Russian robotic vehicle designed to transmit information about the planet Mars while travelling over its surface.
Origin
1970s; earliest use found in Science News. From Russian marsoxod (also transliterated marsokhod) from Mars + -o- + -xod (from xodit′ to go, walk), after lunoxod lunokhod.