ventilation

noun

ven·ti·la·tion | \ ˌven-tə-ˈlā-shən

Definition of ventilation

1 : the act or process of ventilating

2a : circulation of air a room with good ventilation

b : the circulation and exchange of gases in the lungs or gills that is basic to respiration

3 : a system or means of providing fresh air

Examples of ventilation in a Sentence

Recent Examples on the Web

The tunnel began in a civilian structure in Lebanon and had electricity, ventilation and communication lines, Israel said. — Felicia Schwartz, WSJ, "Israel Launches Operation to Destroy Hezbollah Tunnels," 4 Dec. 2018 However, the initial chambers near the cave's entrance are dry, and a power line was extended inside to provide light and ventilation and help the divers communicate with those outside. — Tassanee Vejpongsa, Fox News, "Top Thai official says flooding complicates cave rescue," 26 June 2018 The lobby’s glowing ceiling, a seamless machine that integrated light and ventilation behind a translucent scrim, vanished along the way. — Justin Davidson, Daily Intelligencer, "The Death of a Skyscraper," 22 Feb. 2018 Available positions include mechanic, crane operator, administrative assistant, warehouse associate, electrician, roofing specialist and HVAC (heating, ventilation and air conditioning) technician, according to CareerSource Broward. — Marcia Heroux Pounds, Sun-Sentinel.com, "Construction job fair July 11 in Broward," 5 July 2018 The tunnel includes sprinklers, a fireproof mineral surface on roadway ceilings and ventilation fans to suck out smoke. — Mike Lindblom, The Seattle Times, "What will the Highway 99 tunnel opening mean for bus routes, detours and tsunamis? We answer those questions and more," 12 Dec. 2018 Our analysts looked for a mix of waterproof materials as well as boots with breathable mesh ventilation. — Lexie Sachs, Good Housekeeping, "The 5 Best Hiking Boots for Women, Reviewed by Experts," 4 Dec. 2018 For the swordfish: Use the ventilation fan to keep your kitchen from becoming smoky. — Daniel Neman, miamiherald, "Superb fish recipes for Lent (and the rest of the year) | Miami Herald," 19 Feb. 2018 Design-wise, the Fire TV Recast is a big hulking black box with ventilation dots covering its entire front. — Chris Welch, The Verge, "Amazon Fire TV Recast review: the cord cutter’s DVR," 14 Nov. 2018

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