transmission

noun

trans·​mis·​sion tran(t)s-ˈmi-shən How to pronounce transmission (audio)
tranz-
1
: an act, process, or instance of transmitting
transmission of a nerve impulse across a synapse
2
: the passage of radio waves in the space between transmitting and receiving stations
also : the act or process of transmitting by radio or television
3
: an assembly of parts including the speed-changing gears and the driveshaft by which the power is transmitted from an engine to a live axle
also : the speed-changing gears in such an assembly
4
: something that is transmitted : message
transmissive adjective
transmissivity noun

Did you know?

Since trans- means "across", it's not hard to see the meaning of transmission. Disease transmission occurs when an infection passes from one living thing to another. TV signal transmission can be interrupted by tree leaves, including moving leaves and branches during a storm. Your car's transmission transmits the engine's power to the axle, changing the gears to keep the engine working with maximum efficiency at various speeds.

Examples of transmission in a Sentence

The equipment is used for the transmission of television signals. We are receiving a live transmission from the scene of the accident. the transmission of knowledge from one generation to the next My car has a manual transmission. This car comes with automatic transmission.
Recent Examples on the Web Even outside Data Center Alley in Northern Virginia, where Dominion Energy Inc. temporarily paused new data center connections in 2022 due to grid constraints, the companies are planning new power plants and transmission lines. Natalia Kniazhevich, Fortune, 27 Apr. 2024 The mill produces 725 hp and 528 ft lbs of torque, which is routed to all four wheels via a dual-clutch transaxle transmission. Bryan Hood, Robb Report, 26 Apr. 2024 According to data from Climate Central, the most recent significant power outage in Idaho occurred on June 27, 2023, due to an unexpected transmission loss that also affected Montana and Washington. Shaun Goodwin, Idaho Statesman, 26 Apr. 2024 On April 25, the agency shared details about the investigation of VIP Spa in Albuquerque due to former clients receiving HIV infection diagnoses between 2018 and 2023, marking the first CDC investigation to associate HIV transmission with nonsterile cosmetic injections. Vanessa Etienne, Peoplemag, 26 Apr. 2024 The far West Valley is a desirable location for things like power plants and solar panels because so many transmission lines are already built, Freret said. Alexandra Hardle, The Arizona Republic, 26 Apr. 2024 The rule would not affect state environmental reviews, which can sometimes be an even bigger hurdle to transmission developers who are facing complaints and lawsuits over spoiled views and damage to ecosystems. Brad Plumer, New York Times, 25 Apr. 2024 Local transmission means the patient hadn’t traveled to a region where dengue is common; they may have been bitten by a mosquito carrying the disease in their own neighborhood. Lila Seidman, Los Angeles Times, 25 Apr. 2024 Some big questions remain about the disease's transmission across species though, and there have been a few experimental studies that suggest, at least, that chronic wasting disease is transmissible to primates. Emily Mae Czachor, CBS News, 22 Apr. 2024

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'transmission.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

Middle French, from Latin transmission-, transmissio, from transmittere to transmit

First Known Use

1611, in the meaning defined at sense 1

Time Traveler
The first known use of transmission was in 1611

Cite this Entry

“Transmission.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/transmission. Accessed 2 May. 2024.

Kids Definition

transmission

noun
trans·​mis·​sion tran(t)s-ˈmish-ən How to pronounce transmission (audio) tranz- How to pronounce transmission (audio)
1
: an act, process, or example of transmitting
2
: the passage of radio waves in the space between transmitting and receiving stations
3
: the gears by which the power is transmitted from the engine to the axle that gives motion to a motor vehicle
4
: something transmitted

Medical Definition

transmission

noun
trans·​mis·​sion tran(t)s-ˈmish-ən How to pronounce transmission (audio) tranz- How to pronounce transmission (audio)
: an act, process, or instance of transmitting
transmission of HIV
synaptic transmission

Legal Definition

transmission

noun
trans·​mis·​sion tranz-ˈmi-shən, trans- How to pronounce transmission (audio)
: an act, process, or instance of transmitting
Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!