laboratory - Wiktionary, the free dictionary

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From Medieval Latin labōrātōrium.

• (UK) IPA^(key): /ləˈbɒɹət(ə)ɹi/
• (US) IPA^(key): /ˈlæb(ə)ɹəˌtɔɹi/, /ləˈbɔɹəˌtɔɹi/
• (Canada) IPA^(key): /ˈlæbɹəˌtɔɹi/, /ləˈbɔɹəˌtɔɹi/, /ləˈbɔɹətɹi/
• (New Zealand) IPA^(key): /ləˈbɔɹ.ə.tɹiː/, /ˈlɛb.ɹəˌtoːɹ.iː/

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, L[etitia] E[lizabeth] L[andon], “The Laboratory”, in Ethel Churchill: Or, The Two Brides. […], volume II, London: Henry Colburn, […], →OCLC, 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.

• lab (colloquial)
• laboratorium (archaic or nonstandard)

•   laboratory on Wikipedia.Wikipedia