in situ Meaning, Definition & Usage

  1. adverb in the original or natural place or site
    in place.
    • carcinoma in situ
    • the archeologists left the pottery in place

WordNet


In` si"tu
Etymology
L.
Definitions
  1. In its natural position or place; -- said of a rock or fossil, when found in the situation in which it was originally formed or deposited.

Webster 1913