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unreadable

[uhn-ree-duh-buh l] /ʌnˈri də bəl/
adjective
1.
not readable; undecipherable; scribbled:
His scrawl was almost unreadable.
2.
not interesting to read; dull; tedious; an unreadable treatise.
3.
extraordinarily difficult to read or comprehend; obscure; incomprehensible:
an unreadable dream; an unreadable expression.
Origin
1795-1805
1795-1805; un-1 + readable
Related forms
unreadability, unreadableness, noun
unreadably, adverb
Can be confused
illegible, illiterate, unreadable.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for unreadability

unreadable

/ʌnˈriːdəbəl/
adjective
1.
illegible; undecipherable
2.
difficult or tedious to read
Derived Forms
unreadability, unreadableness, noun
unreadably, adverb
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
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Word Origin and History for unreadability

unreadable

adj.

c.1810, of written material, "dull, distasteful," from un- (1) "not" + readable. Meaning "illegible" is from 1830.

Online Etymology Dictionary, © 2010 Douglas Harper
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