in situ

in situ
adverb or adjective Etymology: Latin, in position Date: 1740 in the natural or original position or place <
an in situ cancer confined to the breast duct

New Collegiate Dictionary. 2001.


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  • In situ — (pronEng|ɪn siːˈtuː) is a Latin phrase meaning in the place . It is used in many different contexts. AerospaceIn the aerospace industry, equipment on board aircraft must be tested in situ , or in place, to confirm everything functions properly as …   Wikipedia

  • in-situ — adj. being in the original position; not having been moved or transferred to another location; as, an in situ investigator. Syn: unmoved. [WordNet 1.5] …   The Collaborative International Dictionary of English

  • In situ — In si tuadv. & adj. [L.] 1. In its natural or original position or place; in position; said specif., in geology, of a rock, soil, or fossil, when in the situation in which it was originally formed or deposited. [Webster 1913 Suppl.] 2. (Med.) In… …   The Collaborative International Dictionary of English

  • In-situ leach — In situ leaching (ISL), also called in situ recovery (ISR) or solution mining, is a process of recovering minerals such as copper and uranium through boreholes drilled into the deposit. The process initially involves drilling of holes into the… …   Wikipedia

  • In-situ conservation — means on site conservation . It is the process of protecting an endangered plant or animal species in its natural habitat, either by protecting or cleaning up the habitat itself, or by defending the species from predators. Increasingly, this term …   Wikipedia

  • In situ hybridization — (ISH) is a type of hybridization that uses a labeled complementary DNA or RNA strand (i.e., probe) to localize a specific DNA or RNA sequence in a portion or section of tissue ( in situ ), or, if the tissue is small enough (e.g. plant seeds,… …   Wikipedia

  • In situ oxidation — In situ chemical oxidation (ISCO) is a technique used to clean up (remediate) certain types of environmental contamination below the ground surface. Strong chemical oxidants, such as sodium permanganate or potassium permanganate may be applied to …   Wikipedia

  • In-situ resource utilization — ISRU Reverse Water Gas Shift Testbed (NASA KSC) In space exploration, in situ resource utilization (ISRU) describes the proposed use of resources found or manufactured on other astronomical objects (the Moon, Mars, Asteroids, etc.) to further the …   Wikipedia

  • Carcinoma in situ — (CIS) is an early form of carcinoma defined by the absence of invasion of surrounding tissues. In other words, the neoplastic cells proliferate in their normal habitat, hence the name in situ (Latin for in its place ). For example, carcinoma in… …   Wikipedia

  • Fluorescent in situ hybridization — can be used to find out where the fluorescent probe bound to the chromosome. FISH is often used for finding specific features in DNA. These features can be used in genetic counseling, medicine, and species identification. Probes Probes are often… …   Wikipedia

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