Skip to definition.
Get the FREE one-click dictionary software for Windows or the iPhone/iPad and Android apps

Adverb: in situ  ,in'sI-t(y)oo or in'sit-(y)oo [N. Amer], ,in'sit-(y)oo [Brit]
  1. In the original or natural place or site
    "carcinoma in situ";
    - in place
Adjective: in-situ
  1. Being in the original position; not having been moved
    "an in-situ investigator"; "the archeologists could date the vase because it was in-situ";
    - unmoved

See also: unaltered, unchanged

Encyclopedia: In situ