unobserved
adjective
un·ob·served ˌən-əb-ˈzərvd 
: not noticed or perceived : not observed
The two vessels slipped out of Plymouth, unobserved by Spanish spies …
Samuel Eliot Morison
Samuel Eliot MorisonA welcoming place is almost by definition someplace out of sight, someplace private and unobserved. Jane Kramer
Jane Kramer
Example Sentences
Recent Examples on the Web Police believe the woman chatted to the guard to distract him so that the man, unobserved, could cut the painting out of its frame, possibly using a box cutter. Anne Ryman, The Arizona Republic, 15 Sep. 2022 Trojan Horse was a shell for Greek soldiers to enter Troy unobserved and then discarded without value. Steve Tengler, Forbes, 9 Aug. 2022 That doesn’t account for all unobserved mortality, such as bottom trawling gear contacting and damaging soft-shell crabs; researchers are still working on modeling for this population. Elizabeth Earl For Alaska Journal Of Commerce, Anchorage Daily News, 16 June 2022 Alaska’s vast size means many fatalities are probably going unobserved. Annie Berman, Anchorage Daily News, 27 May 2022 However, the practice of unobserved artillery fires at night created controversy due to the risks of civilian casualties. Sebastien Roblin, Forbes, 21 Apr. 2022 Regardless of its company, the star lasted barely a few million years before exploding as a supernova that went unobserved as most do, Mr. Welch said. Marcia Dunn, The Christian Science Monitor, 31 Mar. 2022 Regardless of its company, the star lasted barely a few million years before exploding as a supernova that went unobserved as most do, Welch said. Marcia Dunn, Baltimore Sun, 30 Mar. 2022 What animals were recently recorded applying insects to one another's injuries, suggesting a previously unobserved form of empathy? CNN, 10 Feb. 2022 See More
Anne Ryman, The Arizona Republic, 15 Sep. 2022 Trojan Horse was a shell for Greek soldiers to enter Troy unobserved and then discarded without value. Steve Tengler, Forbes, 9 Aug. 2022 That doesn’t account for all unobserved mortality, such as bottom trawling gear contacting and damaging soft-shell crabs; researchers are still working on modeling for this population. Elizabeth Earl For Alaska Journal Of Commerce, Anchorage Daily News, 16 June 2022 Alaska’s vast size means many fatalities are probably going unobserved. Annie Berman, Anchorage Daily News, 27 May 2022 However, the practice of unobserved artillery fires at night created controversy due to the risks of civilian casualties. Sebastien Roblin, Forbes, 21 Apr. 2022 Regardless of its company, the star lasted barely a few million years before exploding as a supernova that went unobserved as most do, Mr. Welch said. Marcia Dunn, The Christian Science Monitor, 31 Mar. 2022 Regardless of its company, the star lasted barely a few million years before exploding as a supernova that went unobserved as most do, Welch said. Marcia Dunn, Baltimore Sun, 30 Mar. 2022 What animals were recently recorded applying insects to one another's injuries, suggesting a previously unobserved form of empathy? CNN, 10 Feb. 2022 See More Word History
First Known Use
15th century, in the meaning defined above
Kids Definition
unobserved
adjective
un·ob·served
ˌən-əb-ˈzərvd
: not noticed
She left the room unobserved.