MEANING
The range of distances from a star where a suitably atmospheric planet could maintain liquid water on its surface.
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Words that belong together
- stellar habitable zone
- planet in the habitable zone
On the page
The planet lay in the habitable zone, but its atmosphere remained unknown.
The survey found two small worlds near the outer habitable zone.
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Word forms
- Base
- habitable zone
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Usage notes
Primary category: sci-fi. Forms: Singular habitable zone; plural habitable zones. Legacy lexical fields mirror sense 1 only. Use numbered sense fields for all meanings.
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