Dictionary.com
Thesaurus.com
Synonyms

unattainable

British  
/ ˌʌnəˈteɪnəbəl /

adjective

  1. not achievable or accomplishable

    an unattainable goal

"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

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Proponents of AI regulation often cite neutral AI as a goal, but true neutrality is often unattainable.

From Salon

Trouble in the industry means the warehouse retailer’s year-old shop has its pick of bottles that were previously unattainable.

From The Wall Street Journal

This might seem like an unattainable ideal, but it isn’t.

From The Wall Street Journal

Logically, they know the goal itself is unattainable, but the endeavour to get there can take them to new heights.

From BBC

"With our new system, we can achieve levels of efficiency that were previously almost unattainable," says Prof. Harald Giessen, Head of the 4th Physics Institute at the University of Stuttgart.

From Science Daily