opacity opacity  /oʊ ˈpæ sə ti/


  1. (n) the phenomenon of not permitting the passage of electromagnetic radiation
  2. (n) incomprehensibility resulting from obscurity of meaning
  3. (n) the quality of being opaque to a degree; the degree to which something reduces the passage of light




  1. Her relentless opacity was impressive.
  2. Reagan's sunny opacity was legendary, especially when it came to relations with the press.
  3. In part because of the opacity of the Iranian regime's intentions, only a small minority of the Bush team favors direct talks.


  1. How Star Trek Explains the NSA

    Deep Space Nine features Section 31, a mysterious intelligence agency and special-ops team that, when you squint, resembles the U.S. National Security Agency in its opacity.        
    on June 11, 2013     Source: The Atlantic

  2. Rain progresses through San Angelo Friday morning; watch in real time here

    Interactive map. Play with the radar opacity settings, click "Play Animation," and there are drawing tools for you in the upper center of the map.
    on June 7, 2013     Source: The San Angelo Standard-Times


  1. "For we must build a new global financial order founded on transparency, not opacity, rewarding success not excess, responsibility, not impunity, and which is global not national," Brown said. "We must clearly state that the age of...
    on Sep 26, 2008 By: Gordon Brown Source: USA Today

  2. "As the markets grew larger and more complex _ in scope and in products offered _ the commission failed to keep pace. As the markets needed more transparency, the SEC allowed opacity to reign. As an overheated market needed a strong referee to rein...
    on Oct 16, 2008 By: Arthur Levitt Source: FOXNews

  3. "Not being restricted to white material is a tremendous advantage (of the GS3200)," said Andy Williams, managing director of Andesign (Sutton Coldfield, UK). "The good opacity of the white is enhanced by the way it can be incorporated into...
    on Jun 22, 2010 By: Andy Williams Source: MarketWatch (press release)

Word of the Day
affectation affectation
/ˌæ fɛk ˈteɪ ʃən /