Lacking forests; devoid of trees; describing an area where forests are absent or have been removed.
From 'forest' + '-less' (a suffix meaning 'without' or 'lacking'), following the standard English pattern for creating opposite or negating adjectives.
Some of Earth's 'forestless' regions were actually heavily forested millennia ago—deserts like the Sahara and prairies like the Great Plains were deforested by climate change and human activity over thousands of years.
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