[fi-doo-shuh l, -dyoo-]
- accepted as a fixed basis of reference or comparison: a fiducial point; a fiducial temperature.
- based on or having trust: fiducial dependence upon God.
Origin of fiducial
1565–75; < Late Latin fīdūciālis, equivalent to fīdūci(a) trust (akin to fīdere to trust) + -ālis -al1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for fiducially
The adverb "fiducially" first brought to my notice, as the synonym of confidently, steadily.
- physics used as a standard of reference or measurementa fiducial point
- of or based on trust or faith
- law a less common word for fiduciary
C17: from Late Latin fīdūciālis , from Latin fīdūcia confidence, reliance, from fīdere to trust
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 fiducially
1570s, from Latin fiducialis "reliable," from fiducia "trust" (see faith).
Online Etymology Dictionary, © 2010 Douglas Harper