Helmholtz function

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noun

the thermodynamic function of a system that is equal to its internal energy minus the product of its absolute temperature and entropy: a decrease in the function is equal to the maximum amount of work available during a reversible isothermal process.

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Also called Helmholtz free energy, work function.

Origin of Helmholtz function

First recorded in 1900–05; named after H. L. F. von Helmholtz

Words nearby Helmholtz function

helmet, helmeted guinea fowl, helmet liner, helmet shell, Helmholtz, Helmholtz function, helminth, helminthiasis, helminthic, helminthoid, helminthology

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use Helmholtz function in a sentence

But the copper performs another important function: working as a catalyst in the distillation process.
When It Comes to Great Whisky, The Size of Your Still Matters||December 9, 2014|DAILY BEAST
The iPad was an even bigger hit, especially as it had a new function that allowed him to play the drawing back.
The Many Lives of Artist David Hockney|William O’Connor|November 23, 2014|DAILY BEAST
Openness might be a function of sexuality and gender, as well.
Coming Out Kinky to Your Doctor, in Black and Blue|Heather Boerner|October 25, 2014|DAILY BEAST
Entitled “Please Go Home,” the parody stars Daniel Franzese, best known as the “too gay to function” Damian from Mean Girls.
Anime Hologram Pop Stars, Return of ‘Fresh Prince’ Carlton, and More Viral Videos|Alex Chancey|October 12, 2014|DAILY BEAST

Sex is a basic human function; a physiological drive we cannot ignore.
Christian Right-Wingers Love Porn: New Studies Suggest the Bible Belt Has A Kinky Side|Aurora Snow|October 11, 2014|DAILY BEAST
To prevent intruders or extruders from withdrawing his mind from the text, he exercises the Inhibitory function of the Attention.
Assimilative Memory|Marcus Dwight Larrowe (AKA Prof. A. Loisette)
Little girls perhaps represent the attractive function of adornment: they like to be thought pretty.
Children's Ways|James Sully
This is hardly a function—parties even in the big political country-houses are more or less informal.
Ancestors|Gertrude Atherton
No definite proof of this position has, however, as yet been adduced, and the function of the compound is entirely unknown.
Elements of Agricultural Chemistry|Thomas Anderson
After the formal proclamation was issued the function terminated with a banquet given to 200 insurgent notabilities.
The Philippine Islands|John Foreman

British Dictionary definitions for Helmholtz function

Helmholtz function

/ (German ˈhɛlmhɔlts) /

noun

a thermodynamic property of a system equal to the difference between its internal energy and the product of its temperature and its entropySymbol: A, F Also called: Helmholtz free energy

Word Origin for Helmholtz function

C20: named after Baron Hermann Ludwig Ferdinand von Helmholtz (1821–94), German physiologist, physicist, and mathematician

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