0 past simple and past participle of redden --
1 If something reddens, it becomes or is made more red than it was: --
His face reddened with embarrassment.
This skin quickly becomes reddened and may be swollen before eventually turning black due to tissue death.
A very poetic atmosphere emerges from days of immense blue skies when reddened leaves are illuminated by the sun.
The source is heavily reddened by interstellar material, making it difficult to observe in the blue and ultraviolet.
The high altitude clouds serve to reflect strongly reddened sunlight still striking the stratosphere after sunset, down to the surface.
In this way a carbon star is formed, very cool and strongly reddened stars showing strong carbon lines in their spectra.
The lustral waters drew their purifying powers from being both fresh and reddened by the birds blood.
The web is now woven and the battlefield reddened.
The skin on their faces is chapped and toughened due to the freezing temperatures, and their cheeks are always reddened.
