Mysterious and inscrutable: gave me a searchless look and then passed by.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


archaic unsearchable
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˈsɜrtʃ lɪs)

not searchable; inscrutable.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
References in periodicals archive ?
Fractal approach for 3D searchless [11], prediction of error frame for low bit rate video [12], and wavelet transform based video coding approach [13, 14] are also considered for compression of videos.
Thus in the ordinary world the Poet moves from birth to death, but the "phantasmal scene" of this world constantly slips into a more inwardized landscape that seems in search of itself, "searchless" though it is (Alastor, 697, 507).
"I read it over and over," he told her, "and in the deep consciousness that I should find in the spirit that dictated that letter the searchless power of congenial communings--which I had always been pining for and of which I had never found but one (C.