couple
- noun
- /ˈkʌpəl/
- Specialized
- When two equal and opposite forces create a couple, they cause the object to rotate without changing its position.
Examples
-
Moreover, we do not know how all the atomic degrees of freedom couple to the motion.
Academic text (1999) -
In a physics experiment, the researcher applied a couple to the lever, which made it turn smoothly.
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A couple had their "ready" lights on but refused to stop.
Blog text (25) -
And when you have a couple acting on a spinning body, you get this gyroscopic effect.
-
Phil explains how a couple of teeth must be missing on the flywheel.
Fiction book (1991) -
This is when the solar wind couples most closely with the Earth's magnetosphere.
Blog text (28) -
The engineer explained how different forces can form a couple to produce rotational motion in machines.
Synonyms
Two matching things considered together, like two socks
Idioms
Compounds
- Literature
Two people in a romantic relationship who are both very successful and influential
- Specialized
A turning effect that two equal opposite forces make when they are apart
Surface Forms
Etymology
Couple in physics follows the same idea from Latin copula 'link', because it is two forces linked together to make a turning effect without moving the object in a straight line.