velocity
154
4.5
- noun
- /vəˈlɑːsɪti/
- Specialized
:
velocidad
- The car reached a velocity of 60 miles per hour in just a few seconds.
- increase velocity
- decrease velocity
- high velocity
It relates pressure and velocity in in moving fluids.
- It relates pressure and velocity in in moving fluids.
- Yeah I was going to say wait, what's the escape velocity for a black hole?
- We pretty much knew, you know, velocity, time, inertia, mass.
- So that's velocity and this is time in seconds.
- I said it for you because the exit velocity is so, so fast.
- The balls switch velocities and look at this equation.
- And people can estimate the density and the velocity by which it should go through.
Examples
-
Our velocity is still extremely high.
-
How does the velocity field scale with that scale change?
-
It's a change of velocity in a certain time.
-
It's coming right at the Earth with incredible velocity.
-
Why, however, does the increase in velocity result in a decrease in pressure and lift?
Academic text (2012) -
All but one of these subjects demonstrated decreased walking velocity at the post-test.
Academic text (1999) -
But what we've learned overwhelmingly in recent years is velocity is not a constant.
-
The scientists measured the velocity of the rocket as it traveled through the atmosphere.
-
An object in free fall accelerates, increasing its velocity until it hits the ground.
Antonyms
Compounds
- Specialized
1
7.7
The speed needed to leave a planet's or star's gravity without more push
- Specialized
1
6.3
The fastest steady speed a falling object reaches when air stops it from going faster
- Jargon
1
6.5
The point when a company grows enough to support itself without extra funding
- Specialized
1
5.8
How fast and in what direction something moves compared with another object
- Specialized
The speed of an object compared with the average movement of nearby stars or gas
- Specialized
A tool that sends sound waves through concrete to check its strength without breaking it
How Fast
Surface Forms
Etymology
Velocity comes from the Latin word velox, which means 'swift' or 'fast'. A helpful image is the dinosaur velociraptor, whose name also uses this root and suggests quick movement, so velocity is the 'speed' of something in a particular direction.