- fleeting; transitory: a sensational story with but a fugacious claim on the public's attention.
- Botany. falling or fading early.
Origin of fugacious
1625–35; < Latin fugāci- (stem of fugāx apt to flee, fleet, derivative of fugere to flee + -ous
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for fugacity
The best of pigments may be ruined by their injudicious use, and obtain a character for fugacity which they in no way deserve.
It is so serviceable a pigment for so many purposes, especially in admixture, that its sin of fugacity is overlooked.
There is no need for this cant cry of fugacity, which casts such a blight on modern art.
Will they not rather spread over the picture the Upas-tree of fugacity, and kill it as they die themselves!
As there are different degrees both of permanence and fugacity, so are there different degrees of semi-stability.
- Also called: escaping tendency thermodynamics a property of a gas, related to its partial pressure, that expresses its tendency to escape or expand, given by d(log e f) = dμ/ RT, where μ is the chemical potential, R the gas constant, and T the thermodynamic temperatureSymbol: f
- the state or quality of being fugacious
- passing quickly away; transitory; fleeting
- botany lasting for only a short timefugacious petals
C17: from Latin fugax inclined to flee, swift, from fugere to flee; see fugitive
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
Word Origin and History for fugacity
Online Etymology Dictionary, © 2010 Douglas Harper
- A measure of the tendency of a substance, often a fluid, to move from one phase to another or from one site to another.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.