as in unexplored
not having been found or noticed; not discovered
undiscovered territory The team of scientists searched the jungle for previously undiscovered species of insects.
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Recent Examples of undiscovered
That has led scientists to propose and plan even larger and more powerful particle colliders to explore this as-yet undiscovered country of physics.
—
Robert Lea, Space.com, 3 June 2025
Astronomers estimate that between 20 and 50 novae occur each year in our galaxy, but most go undiscovered, according to NASA.
—Jamie Carter, Forbes.com, 2 July 2025
There could also be smaller binary companions to some stars that have gone undiscovered.
—Phil Plait, Scientific American, 12 June 2025
Its existence, if confirmed, casts doubt on the idea that an undiscovered ninth planet might be lurking in the far reaches of our solar system, referred to as Planet X or Planet Nine.
—Margherita Bassi, Smithsonian Magazine, 29 May 2025
See All Example Sentences for undiscovered
Robert Lea, Space.com, 3 June 2025
Astronomers estimate that between 20 and 50 novae occur each year in our galaxy, but most go undiscovered, according to NASA.
—Jamie Carter, Forbes.com, 2 July 2025
There could also be smaller binary companions to some stars that have gone undiscovered.
—Phil Plait, Scientific American, 12 June 2025
Its existence, if confirmed, casts doubt on the idea that an undiscovered ninth planet might be lurking in the far reaches of our solar system, referred to as Planet X or Planet Nine.
—Margherita Bassi, Smithsonian Magazine, 29 May 2025
See All Example Sentences for undiscovered
Recent Examples of Synonyms for undiscovered
Adjective
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In fact, according to a 2024 McKinsey & Company report, around 80 percent of travelers visit just 10 percent of global attractions—leaving much of the world untouched and unexplored.—
Evie Carrick,
Travel + Leisure,
12 July 2025
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Difficult conversations often contain a lot of new or unexplored information.—
Vicki Salemi,
Boston Herald,
23 June 2025
Adjective
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At this time, details about the containment or cause of the fire are unknown.—
CA WILDFIRE BOT,
Sacbee.com,
11 July 2025
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The early childhood development nonprofit was notified that incoming grants would be awarded this summer, but the exact date was unknown, CEO and President Kara Waddell said in a statement in May.—
Fort Worth Star-Telegram,
Fort Worth Star-Telegram,
11 July 2025
Cite this Entry
“Undiscovered.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/undiscovered. Accessed 25 Jul. 2025.
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