Lacking green color or lacking vegetation; barren or without plants.
Formed from 'green' plus the English suffix '-less' (meaning 'without'). This suffix became productive in Old English for creating adjectives that express the absence of something.
Some of the most greenless places on Earth—deserts and high mountains—are actually teeming with life perfectly adapted to those conditions, showing that 'green' and 'life' aren't always synonymous!
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