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Synonyms

impractical

American  
[im-prak-ti-kuhl] / ɪmˈpræk tɪ kəl /

adjective

  1. not practical or useful.

  2. not capable of dealing with practical matters; lacking sense.

  3. idealistic.

  4. impracticable.


impractical British  
/ ɪmˈpræktɪkəl /

adjective

  1. not practical or workable

    an impractical solution

  2. not given to practical matters or gifted with practical skills

    he is intelligent but too impractical for commercial work

"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

Other Word Forms

Etymology

Origin of impractical

First recorded in 1860–65; im- 2 + practical

Explanation

Something impractical is difficult or impossible to achieve. It might sound like a great idea, but it's not going to happen. It's just not practical. Impractical ideas make no sense or just can’t be done. Heels so high you have a fish swimming in them are cool, but very impractical. Trying to drive from New York to California in four hours, which could never happen, is impractical. Something impractical is not likely to work. Practical ideas are feasible, but impractical ideas are based on wishful thinking. When someone tells you an idea is impractical, she’s saying, "Get real."

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Vocabulary lists containing impractical

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.

“We see a large and increasing tailwind for Vertex and Bedrock as huge models with massive context require large infrastructure capabilities that are impractical for single developers to acquire,” wrote Salmon.

From Barron's • Jun. 12, 2026

Katrina Suèr, who chairs the parent council at Mearns Academy in Aberdeenshire, said a four-day week would be impractical for parents.

From BBC • Jun. 8, 2026

It feels impractical and slightly antiquated to dedicate more than a little bit of time, energy and money to each person you’re likely to never see again.

From The Wall Street Journal • May 21, 2026

Although critics have blasted his plans as impractical, his messages were welcomed by the scores of people who showed up Saturday for a campaign meet and greet in Sherman Oaks.

From Los Angeles Times • May 21, 2026

In a curious way, many people simultaneously exalt and dismiss mathematicians and scientists as impractical whizzes.

From "Innumeracy: Mathematical Illiteracy and Its Consequences" by John Allen Paulos

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