dark ground illumination
https://w3id.org/framester/wn/wn30/instances/synset-dark_ground_illumination-noun-1 <https://w3id.org/framester/wn/wn30/schema/NounSynset>
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dark ground illumination
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00645622-n
dark field illumination
dark ground illumination
100609290
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0
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0
a form of microscopic examination of living material by scattered light; specimens appear luminous against a dark background
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100645622