string theory
noun
: a theory in physics: all elementary particles are manifestations of the vibrations of one-dimensional strings
Examples of string theory in a Sentence
Recent Examples on the Web
Despite the larger number of dimensions, M-theory has fewer ingredients than string theory, so starting with M-theory made Bento and Montero’s calculations markedly easier.
—
Quanta Magazine, 14 Jan. 2026
Senior author Albert-László Barabási, a distinguished professor and network scientist at Northeastern University, emphasizes that the paper isn’t claiming any profound, direct relationship between string theory and neuroscience.
—Lee Billings, Scientific American, 13 Jan. 2026
But the ability to explain the weakness of gravity uses the same fundamental concept, without dragging string theory along for the ride.
—Paul Sutter, Space.com, 23 Nov. 2025
Sound is also an important element in the film, encapsulating creation myths about sound and vibration being the source of all matter, ideas which are also present in string theory and quantum mechanics.
—Liz Shackleton, Deadline, 21 Sep. 2025
See All Example Sentences for string theory
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Cite this Entry
“String theory.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/string%20theory. Accessed 20 Jan. 2026.
Love words? Need even more definitions?
Merriam-Webster unabridged
