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 Hollerith Hollerith /ˈhɒlərɪθ/

noun

  1. United States inventor who invented a system for recording alphanumeric information on punched cards (1860-1929)  ( Herman Hollerith , Hollerith )
    United States inventor who invented a system for recording alphanumeric information on punched cards (1860-1929)


 semiconductor semiconductor /ˌsɛmɪkənˈdʌktɝ, ˌsɛmaɪkənˈdʌktɝ/

noun

  1. A conductor made with semiconducting material  ( semiconductor , semiconductor device , semiconductor unit )
    a conductor made with semiconducting material
  2. A substance as germanium or silicon whose electrical conductivity is intermediate between that of a metal and an insulator; its conductivity increases with temperature and in the presence of impurities  ( semiconducting material , semiconductor )
    a substance as germanium or silicon whose electrical conductivity is intermediate between that of a metal and an insulator; its conductivity increases with temperature and in the presence of impurities


 open-end wrench open-end wrench /ˈoʊpən ɛnd rɛntʃ/

noun

  1. A wrench having parallel jaws at fixed separation (often on both ends of the handle)  ( open-end wrench , tappet wrench )
    a wrench having parallel jaws at fixed separation (often on both ends of the handle)


 commendation commendation /ˌkɑːmənˈdeɪʃən/

noun

  1. A message expressing a favorable opinion  ( approval , commendation )
    a message expressing a favorable opinion
      Words of approval seldom passed his lips
    words of approval seldom passed his lips
  2. An official award (as for bravery or service) usually given as formal public statement  ( commendation , citation )
    an official award (as for bravery or service) usually given as formal public statement
      The soldier received a citation for his bravery during the combat mission.
    The soldier received a citation for his bravery during the combat mission.


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