Gamma
noun
The third letter of the Greek alphabet.
The gamma symbol looks like a 'Y'.

Often appears as...
- gamma symbol
- gamma notation
Usage tips
Academic
noun
A type of high-energy radiation.
Gamma rays are used in medical imaging.

Often appears as...
- gamma rays
- gamma radiation
Usage tips
Technical
noun
A unit of magnetic field strength.
The Earth's magnetic field measures about 25,000 to 65,000 gamma.

Often appears as...
- magnetic gamma
- gamma strength
Usage tips
Technical
noun
A code word representing the letter G, used in radio communication.
The signal for 'G' is 'gamma' in the NATO phonetic alphabet.

Often appears as...
- -gamma word
- gamma signal
Usage tips
Formal
Technical
noun
A measure of the degree of contrast in a photographic or television image.
Adjusting the gamma can improve the quality of the image.

Often appears as...
- gamma adjustment
- gamma control
Usage tips
Technical
noun
A type of protein that is part of the immune system.
Gamma globulins are important for fighting infection.

Often appears as...
- gamma globulin
- gamma protein
Usage tips
Technical
noun
The third letter of the Greek alphabet.
The gamma symbol looks like a 'Y'.

Often appears as...
- gamma symbol
- gamma notation
Usage tips
Academic
noun
A type of high-energy radiation.
Gamma rays are used in medical imaging.

Often appears as...
- gamma rays
- gamma radiation
Usage tips
Technical
noun
A unit of magnetic field strength.
The Earth's magnetic field measures about 25,000 to 65,000 gamma.

Often appears as...
- magnetic gamma
- gamma strength
Usage tips
Technical
noun
A code word representing the letter G, used in radio communication.
The signal for 'G' is 'gamma' in the NATO phonetic alphabet.

Often appears as...
- -gamma word
- gamma signal
Usage tips
Formal
Technical
noun
A measure of the degree of contrast in a photographic or television image.
Adjusting the gamma can improve the quality of the image.

Often appears as...
- gamma adjustment
- gamma control
Usage tips
Technical
noun
A type of protein that is part of the immune system.
Gamma globulins are important for fighting infection.

Often appears as...
- gamma globulin
- gamma protein
Usage tips
Technical
Definition 1 of 6

Greek Origin
Understand the importance of the Greek alphabet in academic contexts and its historical influence on science and mathematics.

Can you write the gamma symbol on the blackboard?
Not English 'Y'
Remember that despite resembling the English 'Y', the gamma represents a different sound and meaning in Greek.

In Greek, gamma is pronounced as a soft 'g'.
Greek Origin
Understand the importance of the Greek alphabet in academic contexts and its historical influence on science and mathematics.

Can you write the gamma symbol on the blackboard?
Not English 'Y'
Remember that despite resembling the English 'Y', the gamma represents a different sound and meaning in Greek.

In Greek, gamma is pronounced as a soft 'g'.
Greek Origin
Understand the importance of the Greek alphabet in academic contexts and its historical influence on science and mathematics.

Can you write the gamma symbol on the blackboard?
Not English 'Y'
Remember that despite resembling the English 'Y', the gamma represents a different sound and meaning in Greek.

In Greek, gamma is pronounced as a soft 'g'.
Video examples
The Curious Life of a...
solar activities that we have ever seen, Alright? So lots of gamma rays, bad stuff are... the sun burped, bad stuff goes flying through interstellar space. So what did we do? First time ever when we were flying a spacecraft into deep space we actually rebooted the computer.
Video examples
The life cycle of a...
observed a neutron star collision. Other telescopes picked up a burst of gamma rays and a flash of light, and, later, x-rays and radio signals, all from the same impact. That became the most studied event in the history of astronomy. It yielded a treasure trove of data
Video examples
Can a black hole be...
In that final second, its event horizon becomes increasingly tiny, until finally releasing all of its energy back into the universe. And while Hawking radiation has never been directly observed, some scientists believe that certain gamma ray flashes detected in the sky
Video examples
Jedidah Isler: How I...
where these gamma ray blobs are forming, we can better understand how jets are being accelerated, and ultimately reveal the dynamic processes by which some of the most fascinating objects in our universe are formed. This all started as a love story. And it still is.
Video examples
Computing with fluids PIPE...
little Rockets were being built no computer in the world had the capacity to handle the gamma radiation the temperatures of thousands of degrees to actually control the nozzles and there were Russian rockets flying around working with tiny little fluid computers
Video examples
Is radiation dangerous?...
infrared, and visible light. At the higher end are ultraviolet, X-ray, and gamma rays. Modern society is shaped by sending and detecting electromagnetic radiation. We might download an email to our phone via radio waves to open an image of an X-ray print,
Video examples
Why neutrinos matter -...
The neutrinos it detects should finally tell us where cosmic rays come from and how they reached such extreme energies. Light, from infrared, to x-rays, to gamma rays, has given us increasingly energetic and continuously surprising views of the universe.
Video examples
Sunlight is way older...
Here's why. Photons are produced by the nuclear reactions deep in the core of our Sun. As the photons flow out of the core, they interact with matter and lose energy, becoming longer wavelength forms of light. They start out as gamma rays in the core,
Video examples
How quantum mechanics...
The light that our eyes can see, including all of the colors of the rainbow, is just a small part of the larger spectrum of electromagnetic radiation, which includes radio waves, microwaves, infrared, ultraviolet, x-rays, and gamma rays.
Video examples
Electromagnetism 101 PIPE...
and infrared waves emitted by fires. On the other are short, high-frequency ultraviolet, X, and gamma radiation. Unlike low-frequency waves, these waves can pass through the human body making them useful
Video examples
The Curious Life of a...
solar activities that we have ever seen, Alright? So lots of gamma rays, bad stuff are... the sun burped, bad stuff goes flying through interstellar space. So what did we do? First time ever when we were flying a spacecraft into deep space we actually rebooted the computer.
Video examples
The life cycle of a...
observed a neutron star collision. Other telescopes picked up a burst of gamma rays and a flash of light, and, later, x-rays and radio signals, all from the same impact. That became the most studied event in the history of astronomy. It yielded a treasure trove of data
Video examples
Can a black hole be...
In that final second, its event horizon becomes increasingly tiny, until finally releasing all of its energy back into the universe. And while Hawking radiation has never been directly observed, some scientists believe that certain gamma ray flashes detected in the sky
Video examples
Jedidah Isler: How I...
where these gamma ray blobs are forming, we can better understand how jets are being accelerated, and ultimately reveal the dynamic processes by which some of the most fascinating objects in our universe are formed. This all started as a love story. And it still is.
Video examples
Computing with fluids PIPE...
little Rockets were being built no computer in the world had the capacity to handle the gamma radiation the temperatures of thousands of degrees to actually control the nozzles and there were Russian rockets flying around working with tiny little fluid computers
Video examples
Is radiation dangerous?...
infrared, and visible light. At the higher end are ultraviolet, X-ray, and gamma rays. Modern society is shaped by sending and detecting electromagnetic radiation. We might download an email to our phone via radio waves to open an image of an X-ray print,
Video examples
Why neutrinos matter -...
The neutrinos it detects should finally tell us where cosmic rays come from and how they reached such extreme energies. Light, from infrared, to x-rays, to gamma rays, has given us increasingly energetic and continuously surprising views of the universe.
Video examples
Sunlight is way older...
Here's why. Photons are produced by the nuclear reactions deep in the core of our Sun. As the photons flow out of the core, they interact with matter and lose energy, becoming longer wavelength forms of light. They start out as gamma rays in the core,
Video examples
How quantum mechanics...
The light that our eyes can see, including all of the colors of the rainbow, is just a small part of the larger spectrum of electromagnetic radiation, which includes radio waves, microwaves, infrared, ultraviolet, x-rays, and gamma rays.
Video examples
Electromagnetism 101 PIPE...
and infrared waves emitted by fires. On the other are short, high-frequency ultraviolet, X, and gamma radiation. Unlike low-frequency waves, these waves can pass through the human body making them useful
Example 1 of 10
Quote examples
Sam Kean
American Writer
Some scientists claim - although these claims are contentious - that they can form deadly isomers with simple X-rays and that hafnium can multiply the power of these X-rays to an astounding degree, converting them into gamma rays up to 250 times more potent than the X-rays.

Quote examples
Ramez Naam
American Writer
Threats that could wipe out the bulk of life on earth abound. Planetary catastrophe could come in the form of a killer asteroid impact, the eruption of massive supervolcanoes, a nearby gamma ray burst that sterilizes the earth, or by human-driven environmental collapse.

Quote examples
John Hersey
American Writer
The first stage had been all over before the doctors even knew they were dealing with a new sickness; it was the direct reaction to the bombardment of the body, at the moment when the bomb went off, by neutrons, beta particles, and gamma rays.

Quote examples
Claude Nicollier
American Astronaut
In general, the objects in the universe that are very high-energy objects, or the processes that are high-energy processes, will radiate more in the short wavelength range towards the gamma rays or the x-rays.

Quote examples
Timothy Murphy
American Politician
Our border patrol does a great job under these very dangerous conditions. They use very sophisticated equipment, including gamma rays, to detect drugs and illegal immigrants as they enter the U.S.

Quote examples
Walther Bothe
German Physicist
In this case, the particle formed has correspondingly less energy, whereas the product nucleus passes into the ground state with emission of the quantity of energy saved as gamma radiation.

Quote examples
Frederick Reines
American Physicist
I turned my attention for a while to gamma ray astronomy and soon began the first in a continous series of experiments at the Savannah River site to study the properties of the neutrino.

Quote examples
John Hull
Mathematician
There are challenges in terms of the measurement of VAR for what are known as nonlinear derivatives, where things like gamma and vega are important dimensions of the risk.

Quote examples
Ronnie Montrose
American Musician
Gamma was a logical progression after doing the Open Fire record.

Quote examples
Sam Kean
American Writer
Some scientists claim - although these claims are contentious - that they can form deadly isomers with simple X-rays and that hafnium can multiply the power of these X-rays to an astounding degree, converting them into gamma rays up to 250 times more potent than the X-rays.

Quote examples
Ramez Naam
American Writer
Threats that could wipe out the bulk of life on earth abound. Planetary catastrophe could come in the form of a killer asteroid impact, the eruption of massive supervolcanoes, a nearby gamma ray burst that sterilizes the earth, or by human-driven environmental collapse.

Quote examples
John Hersey
American Writer
The first stage had been all over before the doctors even knew they were dealing with a new sickness; it was the direct reaction to the bombardment of the body, at the moment when the bomb went off, by neutrons, beta particles, and gamma rays.

Quote examples
Claude Nicollier
American Astronaut
In general, the objects in the universe that are very high-energy objects, or the processes that are high-energy processes, will radiate more in the short wavelength range towards the gamma rays or the x-rays.

Quote examples
Timothy Murphy
American Politician
Our border patrol does a great job under these very dangerous conditions. They use very sophisticated equipment, including gamma rays, to detect drugs and illegal immigrants as they enter the U.S.

Quote examples
Walther Bothe
German Physicist
In this case, the particle formed has correspondingly less energy, whereas the product nucleus passes into the ground state with emission of the quantity of energy saved as gamma radiation.

Quote examples
Frederick Reines
American Physicist
I turned my attention for a while to gamma ray astronomy and soon began the first in a continous series of experiments at the Savannah River site to study the properties of the neutrino.

Quote examples
John Hull
Mathematician
There are challenges in terms of the measurement of VAR for what are known as nonlinear derivatives, where things like gamma and vega are important dimensions of the risk.

Quote examples
Ronnie Montrose
American Musician
Gamma was a logical progression after doing the Open Fire record.

Example 1 of 9
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