MEANING
A measurable feature that may indicate past or present biological activity.
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Words that belong together
- potential biosignature
- biosignature gas
On the page
A potential biosignature appeared in the planet's spectrum.
They withheld the announcement until the biosignature gas had a plausible nonbiological explanation.
Nearby words
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Word forms
- Base
- biosignature
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Usage notes
Primary category: sci-fi. Forms: Singular biosignature; plural biosignatures. Legacy lexical fields mirror sense 1 only. Use numbered sense fields for all meanings.
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