a disease of unknown cause
Much remains unknown about his early life.
Her music was previously unknown outside of Asia.
An unknown number of cases go unreported.
The victim's attacker was unknown to her. For some unknown reason, my computer crashed.
a book of unknown poems Noun
explorers venturing off into the unknown
A fear of the unknown kept her from changing jobs.
The director cast an unknown in the lead role.
We're facing too many unknowns. See More
Recent Examples on the Web
The effect these words will have on President Putin is unknown.—Dan Brooks, New York Times, 12 Sep. 2023 Its full impact on reservation systems and casino floors in Las Vegas, the company's base, as well as at properties in Maryland, Massachusetts, Michigan, Mississippi, New Jersey, New York and Ohio, was unknown, spokesperson Brian Ahern said.—Dennis Romero, NBC News, 12 Sep. 2023 The exact number is unknown, but firefighter union leaders say 341 FDNY members have died of illnesses related to 9/11, CBS New York reports.—CBS News, 11 Sep. 2023 The extent of the injuries was unknown, Deputy Fire Chief Dan Kline told CNN in a phone call.—Michelle Watson, CNN, 11 Sep. 2023 Amtrak’s exact return date to the Gulf Coast remains unknown, but the Mobile City Council will play a major role in determining the extent of the Port City’s involvement.—John Sharp | Jsharp@al.com, al, 9 Sep. 2023 The exact cause is unknown, but psoriasis is believed to be related to an immune system malfunction that causes skin cells to grow too quickly, leading to the formation of the scaly patches, and may be triggered by stress, infections, or certain medications, explains Dr. Kamangar.—Andi Breitowich, Women's Health, 8 Sep. 2023 Those sales also release an unknown amount of weaponry into the world.—Nick Penzenstadler, USA TODAY, 8 Sep. 2023 During a search of the Chevy, police found a plastic bag with an unknown white powder.—John Benson, cleveland, 8 Sep. 2023
The rookie quarterback is going to face a lot of unknowns of his own in the season opener — looks Jacksonville has designed to make Richardson’s life miserable — but the Jaguars do not have a database yet of the plays and formations that give the Colts rookie trouble.—The Indianapolis Star, 6 Sep. 2023 With a new coaching staff this season and a plenty of players new to the program, Louisville needed a game to work out its unknowns.—Alexis Cubit, The Courier-Journal, 4 Sep. 2023 Looking ahead: Developers have expressed a reluctance to invest in the area due to the many environmental unknowns — including in Texas, where offshore wind could be especially lucrative as the state looks to increase capacity to help alleviate strain on its power grid.—Breanne Deppisch, Washington Examiner, 28 Aug. 2023 That’s to a whole bunch of unknown, unknowns with the legal calendar.—Nbc Universal, NBC News, 27 Aug. 2023 And then beyond the funding, there is a huge unknown around staffing.—Emily Goodykoontz, Anchorage Daily News, 23 Aug. 2023 There are still many unknowns as the Cougars prepare to open the season.—Kevin Reynolds, The Salt Lake Tribune, 29 Aug. 2023 There are still many unknowns about the long-term consequences of inhaling wildfire particles, Henderson says, in part because sustained exposure is a relatively new phenomenon.—Omar Mouallem, WIRED, 23 Aug. 2023 His remains were declared unrecoverable and were interred at the National Memorial Cemetery of the Pacific in Honolulu, Hawaii with other unknowns from the Korean War.—Aurora Sousanis, Detroit Free Press, 18 Aug. 2023 See More
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'unknown.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.