in situ
adverb or adjective
in si·tu
| \ (ˌ)in-ˈsī-(ˌ)tü
, -ˈsi-, -(ˌ)tyü also -ˈsē-, -(ˌ)chü\
, -ˈsi-, -(ˌ)tyü also -ˈsē-, -(ˌ)chü\
Definition of in situ
: in the natural or original position or place
an in situ cancer confined to the breast duct
Examples of in situ in a Sentence
Recent Examples on the Web
But here's the catch: The mirror would have to be made in situ. — Daniel Clery, Science | AAAS, "Could humanity’s return to the moon spark a new age of lunar telescopes?," 18 July 2019 The science questions the team is tackling really push the frontier of what NASA can do in both remote and in situ optical ocean research. — Chris Ciaccia, Fox News, "The ocean's 'Twilight Zone' is affecting Earth's climate," 15 Aug. 2018 Indeed, precancerous conditions such as ductal carcinoma in situ — abnormal cells in part of the breast that have not spread — can progress to cancer but often don’t, raising questions about how aggressively to treat them. — Quanta Magazine, "Tracking the Evolution of Cancer, Cell by Cell," 13 Nov. 2013 Hang-dogging and bolt-equipped climbs combined to create the discipline of sport climbing—climbing for the physical challenge of it on routes that have been engineered with in situ protection. — Freddie Wilkinson, National Geographic, "Rock climbing: from ancient practice to Olympic sport," 14 Mar. 2019 The precise reasons for this remain a mystery to scientists, who are eager to make in situ measurements of the far side of the Moon. — Eric Berger, Ars Technica, "Here’s why China’s launch to the far side of the Moon is a big deal," 10 Dec. 2018 Watch This 50 People Explain Their State’s Most Popular Stereotypes To view this video please enable JavaScript, and consider upgrading to a web browser that : 0%: 0% Curious to sample China’s own vintages in situ? — Mark Ellwood, Condé Nast Traveler, "Why China Should Be Your Next Wine Destination," 11 Sep. 2018 Of course, there is an inherent challenge of capturing the in situ acoustics in the first place, since getting audio equipment in and out of caves can be difficult. — Jennifer Ouellette, Ars Technica, "Cave acoustics can help sculpt more realistic sounds in digital space," 14 Nov. 2018 Most of the best is made here: take a tour of the Montelobos distillery to sample it in situ, or try it at one of the new local bars. — Mark Ellwood, Condé Nast Traveler, "Best Places to Visit in November," 20 Sep. 2018These example sentences are selected automatically from various online news sources to reflect current usage of the word 'in situ.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
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