electro-optical
adjective
elec·tro-op·ti·cal
i-ˌlek-trō-ˈäp-ti-kəl 
variants
or electro-optic
1
: of or relating to electro-optics
2
a
: relating to or being a change in the refractive index of a material due to an electric field
electro-optical effect
b
: using or being a material that exhibits electro-optical properties
an electro-optical crystal
3
: relating to or being an electronic device for emitting, modulating, transmitting, or sensing light
Examples of electro-optical in a Sentence
Recent Examples on the Web
Laser Directed Energy Weapon system, which uses radar and electro-optical sensors to track low-flying targets, including quadcopters and helicopters.
—
Vikram Mittal, Forbes.com, 23 Apr. 2025
The payload was a new-generation small electro-optical reconnaissance satellite for BlackSky.
—Ars Technica, 21 Feb. 2025
The containerized launch system also incorporates electro-optical and infrared targeting cameras, allowing remote operation so that operators can fire missiles from a safe distance.
—Josh Hammer, Newsweek, 14 Feb. 2025
This electro-optical regeneration process was cumbersome and costly.
—IEEE Spectrum, 26 Jan. 2016
Switchblade 600 checks all of LASSO’s boxes, including an electro-optical sensor, multi-effects anti-tank/anti-armor warhead (the warhead is actually derived from the Javelin missile), and basic three-piece setup.
—Kyle Mizokami, Popular Mechanics, 9 Aug. 2023
Helsing’s flagship system absorbs huge amounts of data generated by the sensors (electro-optical, infrared, sonar) and weapons systems (fighter jets, drones, helicopters) used in modern warfare.
—Morgan Meaker, WIRED, 20 July 2023
The boxes, each measuring 6 meters long and 2 meters high, are connected to a power system on land via a 42-kilometer-long electro-optical cable.
—Dhananjay Khadilkar, Ars Technica, 31 Mar. 2023
This includes a number of visual sensors, in particular an infrared (IR) sensor and an electro-optical (EO) sensor, which consists of a color sensor and a monochrome daylight TV camera.
—Jason Sherman, Scientific American, 17 Mar. 2023
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Vikram Mittal, Forbes.com, 23 Apr. 2025
The payload was a new-generation small electro-optical reconnaissance satellite for BlackSky.
—Ars Technica, 21 Feb. 2025
The containerized launch system also incorporates electro-optical and infrared targeting cameras, allowing remote operation so that operators can fire missiles from a safe distance.
—Josh Hammer, Newsweek, 14 Feb. 2025
This electro-optical regeneration process was cumbersome and costly.
—IEEE Spectrum, 26 Jan. 2016
Switchblade 600 checks all of LASSO’s boxes, including an electro-optical sensor, multi-effects anti-tank/anti-armor warhead (the warhead is actually derived from the Javelin missile), and basic three-piece setup.
—Kyle Mizokami, Popular Mechanics, 9 Aug. 2023
Helsing’s flagship system absorbs huge amounts of data generated by the sensors (electro-optical, infrared, sonar) and weapons systems (fighter jets, drones, helicopters) used in modern warfare.
—Morgan Meaker, WIRED, 20 July 2023
The boxes, each measuring 6 meters long and 2 meters high, are connected to a power system on land via a 42-kilometer-long electro-optical cable.
—Dhananjay Khadilkar, Ars Technica, 31 Mar. 2023
This includes a number of visual sensors, in particular an infrared (IR) sensor and an electro-optical (EO) sensor, which consists of a color sensor and a monochrome daylight TV camera.
—Jason Sherman, Scientific American, 17 Mar. 2023
Cite this Entry
“Electro-optical.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/electro-optical. Accessed 30 Jul. 2025.
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