Thermodynamics. any environment or medium that absorbs heat.
Also heatsink .Electronics. a metallic heat exchanger designed to absorb and dissipate excess heat from one of the devices, as a transistor or resistor, in a circuit.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use heat sink in a sentence
One is by “optimizing” its passive heat sinks—the diecast aluminum with the ridges on the sides of the battery pack.This sleek electric motorcycle uses new battery tech for longer rides | Rob Verger | November 4, 2021 | Popular-Science
During those late hours, I read books online about theories in Web designing, the material properties of heat sinks, on static pressure fans and how they compared to air flow fans in mechanical part cooling.Traditional school isn’t always the way to go, and I wish my parents had seen that earlier | Kenneth R. Rosen | February 5, 2021 | Washington Post
I knew it was going to be larger because I know how much power there was going to be, so I knew how much air flow you would need and how much space for a heat sink.PS5 designer: ‘When I started drawing, it was much larger’ | Joe Moore | November 9, 2020 | Washington Post
On a more granular cooling level, Sony has added a thermal layer between the chip and its heat sink to make cooling more stable—the company says this took two years to develop.
As a heat sink, the water provided stability of temperature that would have been difficult to achieve without it.Where I Wasn't Going | Walt Richmond
British Dictionary definitions for heat sink
a metal plate specially designed to conduct and radiate heat from an electrical component
a layer of material placed within the outer skin of high-speed aircraft to absorb heat
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for heat sink
A protective device that absorbs and dissipates the excess heat generated by a system.
An environment capable of absorbing heat from substances within it (and with which it is in thermal contact) without an appreciable change in its own temperature and without a change in its own phase.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Cultural definitions for heat sink
A reservoir for excess heat, especially in a mechanical or electrical device.
The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.