in view of the fact that; considering; inasmuch as.


the act of a person who sees.
the sense of sight.

Origin of seeing

First recorded in 1495–1505; see1 + -ing2
Related formsun·see·ing, adjectiveun·see·ing·ly, adverbun·see·ing·ness, noun Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for unseeing

Contemporary Examples of unseeing

Historical Examples of unseeing

  • And then I picked it up again, and gazed at it with hard, unseeing eyes.

  • He waved wildly, frantically, but the big ship drifted on, unseeing.


    William Fitzgerald Jenkins

  • He stood there quite still, watching his movements with unseeing eyes.

    The Golden Woman

    Ridgwell Cullum

  • The glance was unseeing and staring, a fascinated glance; but he did not turn to look after us.

    Tales of Unrest

    Joseph Conrad

  • Disregarding or unseeing her outstretched hand, he went on and left her there alone.

    The Flying Mercury

    Eleanor M. Ingram

British Dictionary definitions for unseeing



with one's eyes open but not noticing or perceiving anything



the sense or faculty of sight; vision
astronomy the quality of the observing conditions (especially the turbulence of the atmosphere) during an astronomical observation


(subordinating often foll by that) in light of the fact (that); inasmuch as; since


The use of seeing as how as in seeing as (how) the bus is always late, I don't need to hurry is generally thought to be incorrect or non-standard
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 unseeing



c.1300, present participle adjective from see (v.). Seeing Eye dog first attested 1929, American English, trademarked by Seeing Eye Inc. of New Jersey.

Online Etymology Dictionary, © 2010 Douglas Harper