All 4 Uses

contrast
in
Killing Lincoln
(Auto-generated)

So it is no surprise that his views on punishing the South stand in stark contrast to Lincoln's lenience.†
p. 204.5

contrast = notable difference
The youthful power and appearance of his chest is in marked contrast to that famously weathered face.
p. 223.2 *

contrast = difference
In my rough traveling suit, the uniform of private with the straps of a lieutenant general, I must have contrasted very strangely with a man so handsomely dressed, six feet high and of faultless form.†
p. 80.7
Johnson's vengeful policies toward the South were in direct contrast with what Lincoln had hoped for, and despite their earlier animosity toward each other, Stanton was keen to see Lincoln's wishes put in place.†
p. 286.8

Definitions:

(1) (contrast as in: contrast their writing styles)
point to differences between; or compare to show differences
(2) (contrast as in: there is a contrast)
a difference -- especially a notable difference; or the side-x-side arrangement of things that draws attention to an unmissable difference
(3) (contrast as in: sharpen the picture contrast)
the difference between tones of an image -- as in a photo or video -- such as the quality of brightness or the intensity of shades or colors
(4) (meaning too rare to warrant focus)