1
a
: a pair of equal and opposite electric charges or magnetic poles of opposite sign separated especially by a small distance
b
: a body or system (such as a molecule) having such charges or poles
2
: a radio antenna consisting of two horizontal rods in line with each other with their ends slightly separated
Examples of dipole in a Sentence
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Orbital Today reported that Russian troops stole instruments and computers from the observatory and lay landmines across the 1.6 million square foot (150,000 square meters) site covered with more than 2,000 dipole radio antennas.
—
Tereza Pultarova, Space.com, 18 Sep. 2025
According to scientists, a molecular dipole arises when a molecule has partial positive and partial negative charge regions, giving the molecule an overall polarity that points in a specific direction.
—Georgina Jedikovska, Interesting Engineering, 5 Sep. 2025
The idea is to extract aluminum from the lunar regolith, in partnership with Lunar Resources, Inc. in Houston, using an electrolysis process that will enable the construction of the array’s dipole antennas.
—Bruce Dorminey, Forbes, 22 Mar. 2025
Earth’s magnetic field is generated in its core, producing a clear north and south pole known as a dipole that roughly aligns with the axis of the planet.
—Jonathan O’Callaghan, New York Times, 25 Nov. 2024
See All Example Sentences for dipole
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Tereza Pultarova, Space.com, 18 Sep. 2025
According to scientists, a molecular dipole arises when a molecule has partial positive and partial negative charge regions, giving the molecule an overall polarity that points in a specific direction.
—Georgina Jedikovska, Interesting Engineering, 5 Sep. 2025
The idea is to extract aluminum from the lunar regolith, in partnership with Lunar Resources, Inc. in Houston, using an electrolysis process that will enable the construction of the array’s dipole antennas.
—Bruce Dorminey, Forbes, 22 Mar. 2025
Earth’s magnetic field is generated in its core, producing a clear north and south pole known as a dipole that roughly aligns with the axis of the planet.
—Jonathan O’Callaghan, New York Times, 25 Nov. 2024
See All Example Sentences for dipole
Cite this Entry
“Dipole.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dipole. Accessed 4 Nov. 2025.
Copy CitationKids Definition
dipole
noun
di·pole
ˈdī-ˌpōl 
: a pair of equal and opposite electric charges or magnetic poles of opposite sign separated especially by a small distance
Medical Definition
dipole
noun
di·pole
ˈdī-ˌpōl
1
: a pair of equal and opposite electric charges or magnetic poles of opposite sign separated by a small distance
2
: a body or system (as a molecule) having such charges
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