Dictionary

searchless en · ADJ

Etymology

From search + -less.

Meanings

1. Impossible to be searched; inscrutable; impenetrable.
   • Though others faint—though erring nature stray, Guard thou the searchless mandate,—and Obey! 1835, Firdausí,, translated by James Atkinson, The Sháh Námeh of the Persian Poet:
   • Th'inticing Smile; the modest-seeming eye, Beneath whose Beaueous Beams, belying Heaven, Lurk searchless Cunning, Cruelty, and Death: And still, false-warbling in his cheated Ear, Her syren Voice, enchanting, draws him on, To guileful Shores, and Meads of fatal Joy. 1728, James Thomson, Spring:
   • By the presaging of the seven planets, And by the searchless sources of the Nile, And by the prayers of Christian and of Heathen , And by the elements earth, air and fire, That hold within their intermingled veins The secret of illimitable life—By fate and time and God—I here conjure you 1911, Cale Young Rice, The Immortal Lure, page 42:
   • Famine, murder, hell and power Were glutted in that glorious hour Which searchless fate had stamped for me With the seal of her security 1813, Percy Bysshe Shelley, Queen Mab: A Philosophical Poem, with Notes, page 63:
2. Vast; Too massive or great to be fully known.
   • O Goodness searchless! Thou who once didst walk With man on earth, with man familiar talk,! 1849, Richard Henry Dana, Poems and Prose Writings, page 94:
   • Facing the East, and its searchless savannas— Facing the gloom of the thicket and forest; 1890, Ezra Porter Chittenden, The Pleroma: A Poem of the Christ, page 163:
   • I'll sing the searchless depths of the compassion divine, The depths unfathomed yet By reason's plummet and the line of wit, - Too light the plummet and too short the line; 1883, Edmund Gosse, English Odes, page 45:
   • It is better to remember Mr. Boyd gratefully as the author of the beautiful communion hymn, "O teach us, Lord, Thy searchless love to know," than as one who inadvertently perpetrated a doctrinal deviation which contributed to a minor ecclesiastical cleavage. 1990, Frederick Fyvie Bruce, A Mind for what Matters: Collected Essays of F.F. Bruce, page 253:
3. That arrives at a solution by analytic means, rather than by trial and error or iterative searching.
   • As an alternative and an extension to the trial-and-error adaptation employed in systems with extremum-seeking regulatory mechanisms is the idea of direct, searchless optimization proposed in the 1960s. 2011, Ivan Tyukin, Adaptation in Dynamical Systems, page 46:
   • The control is sought in the class of searchless self-adjustable systems that provide the linearity of the basic adjusting contour if the object state deviates from the unperturbed movement. 2012, V.Y. Tertychny-Dauri, Adaptive Mechanics, page 40:
   • Finding of the optimum regime, corresponding to the extremum of the quality index, may be carried out by an automatic search (search and extremal ACS) or by a searchless way ( searchless or analytical ACS). 2009, Oleg N Favorsky, Thermal to Mechanical Energy Conversion, page 221:
   • Similarly, in [99], a discrete wavelet transform is used alongside the parallel implementation of FIC. Jackson et al. [88] exercised a searchless approach to encode the image using FIC and claimed to achieve a higher compression ratio. 2024, Rakesh Garg, Richa Gupta, “Comparative analysis of approaches to optimize fractal image compression”, in Soumya Ranjan Nayak, Janmenjoy Nayak, Khan Muhammad, editor, Intelligent Fractal-Based Image Analysis, page 191180:

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