Medical Definition of Negative stain
1.
Stain forming an opaque or coloured background against which the object to be demonstrated appears as a translucent or colourless area; in electron microscopy, an electron opaque material, such as phosphotungstic acid or sodium phosphotungstate, is used to give detail as to surface structure.
(05 Mar 2000)
Lexicographical Neighbors of Negative Stain
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