in situ

American  

[in sahy-too, -tyoo, see-, in sit-oo] / ɪn ˈsaɪ tu, -tyu, ˈsi-, ɪn ˈsɪt u /

adverb

1. situated in the original, natural, or existing place or position.

   The archaeologists were able to date the vase because it was found in situ.

2. Medicine/Medical.

   1. in place or position; undisturbed.

   2. (especially of a malignant tumor) in a localized state or condition.

      carcinoma in situ.

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in situ British  

/ ɪn ˈsɪtjuː /

adverb

1. in the natural, original, or appropriate position

2. pathol (esp of a cancerous growth or tumour) not seen to be spreading from a localized position

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in situ Cultural  

1. In the original place or arrangement: “The body was left in situ until the police arrived.” From Latin, meaning “in position.”

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Etymology

Origin of in situ

First recorded in 1730–40, in situ is from Latin in sitū literally, “in place”

Example Sentences

They tested the instrument, called the In Situ Marine moleculE Logger or "I-SMEL," in 65-foot-deep Mediterranean Sea caves that contained a variety of massive sponges.

From Science Daily • Nov. 8, 2023

At In Situ, that’s 25 to 35 cents a person.

From Los Angeles Times

When the fashionable San Francisco eatery In Situ did a top-to-bottom review of its carbon footprint, they found a lot of issues.

From Los Angeles Times

“The note often sparks conversation,” said Jasmine Peterlin, project manager at In Situ.

From Los Angeles Times

The Apocalypse Burger is on the menu this week at In Situ, the sophisticated restaurant tucked into the San Francisco Museum of Modern Art that Myint does not own but that embraces his philosophy.

From Los Angeles Times

Related Words

• situated