attenuated attenuated  /ə ˈtɛn ju ˌeɪ tɪd/


  1. (adj) of an electrical signal; reduced in amplitude with little or no distortion
  2. (adj) reduced in strength



  1. And, as it turned out, his quick-and-dirty killed viruses were better suited to a crash program than Sabin's carefully attenuated live ones.
  2. Because this cosmic glow had no place to go, it must still be there, albeit so attenuated that it took the form of feeble microwaves.
  3. One shot of vaccine made from live but attenuated virus confers lifelong immunity.


  1. Traffic Court Judges Seek to Dismiss Federal Charges

    The Philadelphia Traffic Court judges charged in federal court with a scheme to defraud the city of Philadelphia by allegedly fixing tickets should not face prosecution because the possibility that the city might have received money from those traffic offenses is too attenuated to support the criminal cases, a defense attorney argued today.
    on June 26, 2013     Source:

  2. Sirona Biochem Announces LOI for Collaboration with VitamFero

    VANCOUVER, BRITISH COLUMBIA--(Marketwired - June 25, 2013) - Sirona Biochem Corp. (TSX VENTURE:SBM)(OTCQX:SRBCF)(FRANKFURT:ZSB) is pleased to announce the signing of a Letter of Intent (LOI) to create an extended collaboration with VitamFero. The goal of the collaboration is to apply Sirona Biochem's patented glycoprotein technology to the preservation of live attenuated animal vaccines.
    on June 26, 2013     Source: Marketwire


  1. The shield is "intended against the major problem we see developing, which is Iran, and if that problem went away or attenuated we would obviously draw conclusions," said Fried. "This is a threat-based system, and we would be affected if Iran...
    on Oct 18, 2007 By: Daniel Fried Source: Deutsche Welle

  2. Benedict said the power of the preaching of the Christian faith "has lost none of its internal dynamism. Yet we must ask ourselves whether its full force has not been attenuated by a relativistic approach to Christian doctrine similar to that found...
    on Apr 18, 2008 By: Pope Benedict XVI Source: USA Today

  3. "Some species of ducks are naturally more resistant to the H5N1 ...... or the virus is being attenuated in the duck. The duck is the Trojan horse," said Webster, an authority on the H5N1. "There has to be surveillance of healthy looking-birds...
    on Mar 3, 2007 By: Robert Webster Source: Reuters India

Word of the Day
tacit tacit
/ˈtæ sɪt /