impractical

adjective

im·​prac·​ti·​cal (ˌ)im-ˈprak-ti-kəl 

: not practical: such as

a

: not wise to put into or keep in practice or effect

Small cars are impractical for large families.

b

: incapable of dealing sensibly or prudently with practical matters

a dreamy and impractical young man

c

: impracticable

an impractical plan

d

: not having a realistic or practical basis : idealistic

an impractical pipe dream

impracticality

(ˌ)im-ˌprak-ti-ˈka-lə-tē 

noun

impractically

(ˌ)im-ˈprak-ti-k(ə-)lē 

adverb

Synonyms of impractical

• useless
• unsuitable
• unusable

Examples of impractical in a Sentence

Little sports cars are impractical for large families.

He was a dreamy and impractical young man.

Recent Examples on the Web

Wearing impractical stilettos and clutching a massive Stanley cup, Trina is introduced to her new pupils. — Aramide Tinubu, Variety, 15 Oct. 2026

Their potential applications include modeling advanced materials and chemical reactions, optimizing complex logistics networks and addressing some computational problems that are impractical for today’s systems. — Bojan Stojkovski, Interesting Engineering, 10 Oct. 2026

Spreadsheets cannot teach these dynamics, and real-world training may be dangerous, impractical or impossible. — Richard Clough, Forbes.com, 5 Oct. 2026

That would be impractical in Soho and unthinkable in Times Square. — Adriane Quinlan, Curbed, 29 Sep. 2026

Word History

First Known Use

1865, in the meaning defined above

Rhymes for impractical

• syntactical
• unpractical
• practical
• tactical

Kids Definition

impractical

adjective

im·​prac·​ti·​cal (ˈ)im-ˈprak-ti-kəl 

: not practical: as

a

: not wise to put into or keep in practice or effect

an impractical rule disliked by many

b

: incapable of dealing sensibly with practical matters

c

: impracticable

the new gadgets were complicated and impractical

impracticality

(ˌ)im-ˌprak-ti-ˈkal-ət-ē 

noun

impractically

(ˈ)im-ˈprak-ti-k(ə-)lē 

adverb