sentry

noun

sen·try | \ ˈsen-trē

plural sentries

Definition of sentry

: guard, watch especially : a soldier standing guard at a point of passage (such as a gate)

Synonyms Example Sentences Learn More about sentry

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Examples of sentry in a Sentence

The general placed an armed sentry at the bridge. a sentry posted to watch for intruders

Recent Examples on the Web

Belvedere Castle has risen above the meadows and woods of Central Park since 1872, like an aging sentry keeping watch over a swathe of Manhattan’s grandest and most coveted real estate. — New York Times, "Central Park’s Castle Gets a $12 Million Fairy-Tale Makeover," 12 July 2019 Another rosebush in the video acts as a sort of pet sentry, sensing when a cat scurries out a door and sending an alert to its owner's computer so the fugitive feline can be retrieved. — NBC News, "These 'cyborg' plants can sense motion, send alerts and even move around," 19 June 2019 Ramirez, a switch-hitter, stood right over home plate like a sentry, daring pitchers to try to beat him inside with fastballs. — Tom Verducci, SI.com, "Seven Reasons Behind Jose Ramirez's Strange and Steep Decline," 10 June 2019 Subtle attacks on the pancreas are led by the sentries of the immune system, T cells. — Jennifer Couzin-frankel, Science | AAAS, "In milestone trial, experimental drug delays type 1 diabetes," 9 June 2019 The Taj Mahal Palace, Mumbai, India The Taj Mahal Palace is a 1903, grey-and-white stone, red-domed wedding cake of a building that stands sentry over Mumbai’s harbor. — Betsy Blumenthal, Condé Nast Traveler, "The Best Hotels in the World: 2018 Readers' Choice Awards," 9 Oct. 2018 This is akin to removing your sentries from guard posts on military compounds. — Emily Stewart, Vox, "The Trump administration is dismantling financial protections for the military," 14 Aug. 2018 Most had fences with barbed wire, guard towers with armed sentries, and few comforts. — Rick Hampson, USA TODAY, "Celebrating Independence Day in America's detention camps – during World War II and now," 2 July 2018 Scientists have just genetically retooled human cells to act as micro disease sentries and drug factories inside the body. — William Herkewitz, Popular Mechanics, "Engineered Cells Can Create Medicine Inside Your Body," 17 Dec. 2015

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'sentry.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.