noun
reg
rehg
noun
1
A flat, stony desert surface found in some hot deserts.
"The convoy crossed miles of reg before reaching the dunes."
How to Use Reg
Learner’s notesIn plain EnglishA geology and geography term for a rocky, gravel-covered desert plain, as opposed to sandy dunes.
Word Forms
regs plural
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The convoy crossed miles of _____ before reaching the dunes.
Etymology
Derived from regolith.