darkfield

About 0.08 uses per million words.

Meaning

1. adjective Being or relating to a method of microscopy that excludes the unscattered beam from the image, so that the field around the specimen (i.e. where there is no specimen to scatter the beam) is generally dark.

Similar words

dark darkling black darkened lightless diffractionless blacke pitch-black limb-darkened flashless

Often followed by

examination microscopy illumination microscope condenser examinations and or microscopic