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From Medieval Latin labōrātōrium


  • (Canada) IPA(key): /ˈlæbɹəˌtɔɹi/, /ləˈbɔɹəˌtɔɹi/, /ləˈbɔɹətɹi/
  • (UK) IPA(key): /ləˈbɒɹət(ə)ɹiː/
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  • (US) IPA(key): /ˈlæb(ə)ɹəˌtɔɹi/
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laboratory (plural laboratories)

  1. A room, building or institution equipped for scientific research, experimentation or analysis.
  2. A place where chemicals, drugs or microbes are prepared or manufactured.
    • 1837, Letitia Elizabeth Landon, Ethel Churchill, volume 2, page 325:
      Again she read the passage that had riveted her attention; and, rising from her seat, carried the still open volume, and laid it on a slab by the furnace in the laboratory: it was a celebrated treatise on poisons, written in the fifteenth century.
    • 2014 June 21, “Magician’s brain”, in The Economist, volume 411, number 8892:
      [Isaac Newton] was obsessed with alchemy. He spent hours copying alchemical recipes and trying to replicate them in his laboratory. He believed that the Bible contained numerological codes.



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