Signal
noun
A signal is an action, movement, or sound that gives information or instructions.
The traffic lights give signals about when to stop and go.
Often appears as...
- traffic signal
- distress signal
verb
To signal means to make a gesture, sound, or sign to give information or instructions.
He signaled to the driver to stop the bus.
Often appears as...
- signal an intention
- signal a turn
noun
In electronics, a signal is a series of electrical or electromagnetic waves that carry information.
The TV is not working as the signal is too weak.
Often appears as...
- signal strength
- signal loss
Usage tips
Technical
noun
A signal is an action, movement, or sound that gives information or instructions.
The traffic lights give signals about when to stop and go.
Often appears as...
- traffic signal
- distress signal
verb
To signal means to make a gesture, sound, or sign to give information or instructions.
He signaled to the driver to stop the bus.
Often appears as...
- signal an intention
- signal a turn
noun
In electronics, a signal is a series of electrical or electromagnetic waves that carry information.
The TV is not working as the signal is too weak.
Often appears as...
- signal strength
- signal loss
Usage tips
Technical
Definition 1 of 3
Pro Tip 1/3Intention Clues
Signals often show someone's future action, like turning a car.
The cyclist gave a hand signal before taking a left turn.
Pro Tip 2/3Cultural Variations
Some signals have different meanings across cultures; learn the local ones.
A nod is a signal for 'yes' in many cultures, but not all.
Pro Tip 3/3Visual Importance
Visual signals are designed to be simple and easily noticeable.
The red hand signal means 'do not walk' across the road.
Pro Tip 1/3Intention Clues
Signals often show someone's future action, like turning a car.
The cyclist gave a hand signal before taking a left turn.
Pro Tip 2/3Cultural Variations
Some signals have different meanings across cultures; learn the local ones.
A nod is a signal for 'yes' in many cultures, but not all.
Pro Tip 3/3Visual Importance
Visual signals are designed to be simple and easily noticeable.
The red hand signal means 'do not walk' across the road.
Pro Tip 1/3Intention Clues
Signals often show someone's future action, like turning a car.
The cyclist gave a hand signal before taking a left turn.
Pro Tip 2/3Cultural Variations
Some signals have different meanings across cultures; learn the local ones.
A nod is a signal for 'yes' in many cultures, but not all.
Pro Tip 3/3Visual Importance
Visual signals are designed to be simple and easily noticeable.
The red hand signal means 'do not walk' across the road.
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Video examples
Is it bad to hold your...
but in very rare cases, such as when as a person can't sense the need to urinate, the pouch can rupture painfully requiring surgery to fix. But under normal circumstances, your decision to urinate stops the brain's signal to the external urethral sphincter, causing it to relax and the bladder to empty. The external urethral sphincter is one of the muscles of the pelvic floor,
Video examples
How to raise a Black son...
that our bodies weren't meant for the backside of a bullet, but for flying kites and jumping rope, and laughing until our stomachs burst. We had teachers who taught us how to raise our hands in class, and not just to signal surrender, and that the only thing we should give up is the idea that we aren't worthy of this world.
Video examples
Why elephants never...
This is a great help when migrating or encountering other potentially hostile elephants. They also remember and distinguish particular cues that signal danger and can recall important locations long after their last visit. But it's the memories unrelated to survival that are the most fascinating.
Video examples
How sugar affects the...
and, in our case, sweet. From here, the signal activates the brain's reward system. This reward system is a series of electrical and chemical pathways across several different regions of the brain. It's a complicated network, but it helps answer a single, subconscious should I do that again?
Video examples
This Is What Happens to...
body is equipped for survival helping her not to panic so she can seek help many of her neurons are covered in proteins called opioid receptors these receptors act like a brake to slow down the neurons ability to send pain signals when injured her body releases natural
Video examples
Economics of climate...
logic to what you just said but you're an economist if carbon is a long term cost to the world what we don't I a lot of people don't understand why even get behind a carbon tax that was revenue neutral that scent that scent that signal I said that in my book we should
Video examples
Questions No One Knows...
or glorious works of art that fill the night sky. At the very least, you'd think they'd be revealing their presence, deliberately or otherwise, through electromagnetic signals of one kind or another. And yet we see no convincing evidence of any of it.
Video examples
What makes muscles grow?...
causing muscles to contract and relax, which pull on the bones in your arm and generate the needed movement. The bigger the challenge becomes, the bigger the brain's signal grows, and the more motor units it rallies to help you achieve your task.
Video examples
What would happen if you...
and signals from the environment telling us it's dark outside. The rise in sleep-inducing chemicals, like adenosine and melatonin, send us into a light doze that grows deeper, making our breathing and heart rate slow down and our muscles relax.
Video examples
Cuttlefish Mimics Being...
it's a clear signal that she no longer wants to mate with him it's all the encouragement that the little male needs
Video examples
Is it bad to hold your...
but in very rare cases, such as when as a person can't sense the need to urinate, the pouch can rupture painfully requiring surgery to fix. But under normal circumstances, your decision to urinate stops the brain's signal to the external urethral sphincter, causing it to relax and the bladder to empty. The external urethral sphincter is one of the muscles of the pelvic floor,
Video examples
How to raise a Black son...
that our bodies weren't meant for the backside of a bullet, but for flying kites and jumping rope, and laughing until our stomachs burst. We had teachers who taught us how to raise our hands in class, and not just to signal surrender, and that the only thing we should give up is the idea that we aren't worthy of this world.
Video examples
Why elephants never...
This is a great help when migrating or encountering other potentially hostile elephants. They also remember and distinguish particular cues that signal danger and can recall important locations long after their last visit. But it's the memories unrelated to survival that are the most fascinating.
Video examples
How sugar affects the...
and, in our case, sweet. From here, the signal activates the brain's reward system. This reward system is a series of electrical and chemical pathways across several different regions of the brain. It's a complicated network, but it helps answer a single, subconscious should I do that again?
Video examples
This Is What Happens to...
body is equipped for survival helping her not to panic so she can seek help many of her neurons are covered in proteins called opioid receptors these receptors act like a brake to slow down the neurons ability to send pain signals when injured her body releases natural
Video examples
Economics of climate...
logic to what you just said but you're an economist if carbon is a long term cost to the world what we don't I a lot of people don't understand why even get behind a carbon tax that was revenue neutral that scent that scent that signal I said that in my book we should
Video examples
Questions No One Knows...
or glorious works of art that fill the night sky. At the very least, you'd think they'd be revealing their presence, deliberately or otherwise, through electromagnetic signals of one kind or another. And yet we see no convincing evidence of any of it.
Video examples
What makes muscles grow?...
causing muscles to contract and relax, which pull on the bones in your arm and generate the needed movement. The bigger the challenge becomes, the bigger the brain's signal grows, and the more motor units it rallies to help you achieve your task.
Video examples
What would happen if you...
and signals from the environment telling us it's dark outside. The rise in sleep-inducing chemicals, like adenosine and melatonin, send us into a light doze that grows deeper, making our breathing and heart rate slow down and our muscles relax.
Video examples
Cuttlefish Mimics Being...
it's a clear signal that she no longer wants to mate with him it's all the encouragement that the little male needs
Example 1 of 10
Quote examples
Julian Assange
Australian Activist
Well, there's a question as to what sort of information is important in the world, what sort of information can achieve reform. And there's a lot of information. So information that organizations are spending economic effort into concealing, that's a really good signal that when the information gets out, there's a hope of it doing some good.
Quote examples
Kirk Cousins
American Athlete
And I think at the end of my life, it's not going to be about what I did for myself, but what I did for others. Maybe it's staying after practice to do hand signals with the guys to help them get caught up to speed. To make it about others - I think that's what leadership is all about, quarterbacking is all about.
Quote examples
Henry Wadsworth Longfellow
American Poet
Ships that pass in the night, and speak each other in passing, only a signal shown, and a distant voice in the darkness; So on the ocean of life, we pass and speak one another, only a look and a voice, then darkness again and a silence.
Quote examples
Thomas Muller
German Athlete
You grow year after year with responsibility, and for me, it's not important who has the armband but that everyone on the pitch gives the right signals.
Quote examples
Alastair Reynolds
British Author
The one thing that really terrifies me is we're going to get a signal from space that clears it all up: 'OK, this is how the universe works, guys.
Quote examples
Tommy Tuberville
One of President Biden's first moves was to signal to the world that America's borders are open. The result? Absolute chaos.
Quote examples
Tom T. Hall
American Musician
The way you look for songs, you find yourself looking for little signals and clues about life and how things are.
Quote examples
Leslie Odom, Jr.
American Actor
That was the bat signal for me - 'Rent' changed my life. It took me years before I got beyond that show.
Quote examples
Kathi Appelt
American Writer
Flat or uninteresting writing often signals something deeper that is being covered up.
Quote examples
Oliver Wendell Holmes, Sr.
American Writer
Stillness of person and steadiness of features are signal marks of good breeding.
Quote examples
Julian Assange
Australian Activist
Well, there's a question as to what sort of information is important in the world, what sort of information can achieve reform. And there's a lot of information. So information that organizations are spending economic effort into concealing, that's a really good signal that when the information gets out, there's a hope of it doing some good.
Quote examples
Kirk Cousins
American Athlete
And I think at the end of my life, it's not going to be about what I did for myself, but what I did for others. Maybe it's staying after practice to do hand signals with the guys to help them get caught up to speed. To make it about others - I think that's what leadership is all about, quarterbacking is all about.
Quote examples
Henry Wadsworth Longfellow
American Poet
Ships that pass in the night, and speak each other in passing, only a signal shown, and a distant voice in the darkness; So on the ocean of life, we pass and speak one another, only a look and a voice, then darkness again and a silence.
Quote examples
Thomas Muller
German Athlete
You grow year after year with responsibility, and for me, it's not important who has the armband but that everyone on the pitch gives the right signals.
Quote examples
Alastair Reynolds
British Author
The one thing that really terrifies me is we're going to get a signal from space that clears it all up: 'OK, this is how the universe works, guys.
Quote examples
Tommy Tuberville
One of President Biden's first moves was to signal to the world that America's borders are open. The result? Absolute chaos.
Quote examples
Tom T. Hall
American Musician
The way you look for songs, you find yourself looking for little signals and clues about life and how things are.
Quote examples
Leslie Odom, Jr.
American Actor
That was the bat signal for me - 'Rent' changed my life. It took me years before I got beyond that show.
Quote examples
Kathi Appelt
American Writer
Flat or uninteresting writing often signals something deeper that is being covered up.
Quote examples
Oliver Wendell Holmes, Sr.
American Writer
Stillness of person and steadiness of features are signal marks of good breeding.
Example 1 of 10
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