---

• n  changing to a darker color
• v  become dark or darker
• v  tarnish or stain
• v  make dark or darker
• s  becoming dark or darker as from waning light or clouding over
  the darkening sky

• The once-vulnerable black moth, becoming indistinguishable against the darkening bark, found it easier to survive and multiply.
• Some scientists will record the reaction of animals to the sudden darkening.
• A mysterious disease is plaguing the capital and people are protesting, but the teenagers are blithely unconcerned about the darkening world around them.

• blackening
• darken

• lighten
• brighten

News & Articles

---

• Free enterprise: Immigration debate and economic research
  This week's thunderous storm clouds, darkening the sky over D.C., were an apt representation of the mood in the capital as the Senate started the debate on amendments to the bill that promises to overhaul the nation's immigration system.
  June 15, 2013 - Savannah Morning News
• Golf-Play suspended at stormy U.S. Open
  By Mark Lamport-Stokes ARDMORE, Pennsylvania, June 13 (Reuters) - Play was suspended at 8.36 a.m. (1236 GMT) due to the threat of lightning under darkening clouds early in Thursday's first round at the U.S. Open golf championship. The siren sounded after just under two hours of play had been possible at rain-softened Merion Golf Club where severe thunderstorms and high winds have been forecast ...
  June 13, 2013 - Reuters via Yahoo! News
• Rain suspends play at U.S. Open, derecho possible later in day
  ARDMORE -- Play was suspended at 8.36 a.m. due to the threat of lightning under darkening clouds early in today's first round at the U.S. Open golf championship.        
  June 13, 2013 - The Morning Call

Quotes

---

• Barack Obama in MSNBC
  We cannot lose a day, because every day the economic picture is darkening,President Obama said.
• Vice President Dick Cheney in FOXNews
  At the Israeli prime minister's residence, his first stop after landing in Israel, Cheney said, "We must not, and will not, ignore the darkening shadows of the situations in Gaza, in Lebanon, in Syria and in Iran and the forces there that are...
• Lim Kit Siang in Washington Post
  Najib is already blamed for quickly transforming the political atmosphere in the country to an increasingly gloomy and darkening landscape, coupled with grave concerns about his suitability, integrity and legitimacy,said Lim Kit Siang, an...