1
Stage 1 of 3
rover
Middle Dutch · medieval
"robber, pirate"
from 'roven', to rob, related to 'bereave'
2
Stage 2 of 3
rover
Middle English · 1300s
"pirate"
first meant a sea-robber
3
Stage 3 of 3
rover
English · 1970s
"a wanderer; exploration vehicle"
blended with 'rove', to wander; now used for robotic vehicles exploring Mars
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