Dictionary.com
Thesaurus.com
Synonyms

indefinable

American  
[in-di-fahy-nuh-buhl] / ˌɪn dɪˈfaɪ nə bəl /

adjective

  1. not definable; not readily identified, described, analyzed, or determined.


noun

  1. something that cannot be defined.

    the indefinables of great musicianship.

indefinable British  
/ ˌɪndɪˈfaɪnəbəl /

adjective

  1. incapable of being defined or analysed

    there was an indefinable sense of terror

"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 indefinable

First recorded in 1800–10; in- 3 + definable ( def. )

Vocabulary lists containing indefinable

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.

See Examples For:

He had that indefinable, invisible glow that changes the atmosphere and draws people in, like a sub-lethal dose of radiation.

From Salon Sep. 14, 2025

Developed by Bruce Timm, whose mid-’90s “Batman: The Animated Series” was also something of a throwback, featuring Batman and Robin in their classic gear and a chronologically indefinable mise-en-scene.

From Los Angeles Times Jul. 31, 2024

The crushing of the belief that the Seattle ballclub, by dint of some indefinable flaw in their DNA, would always wilt and wither in crunchtime.

From Seattle Times Oct. 1, 2022

Judge Jackson cited the statement, it seemed, to suggest that judges of diverse backgrounds bring something valuable if indefinable to their courts.

From New York Times Mar. 21, 2022

The Indian Being, undefined and indefinable, finding itself alone, fearing death, yearning for company, began to swell in size, rearranged itself inside, and then split into two identical halves.

From "The Lives of a Cell" by Lewis Thomas

Vocabulary.com logo
by dictionary.com

Dictionary.com's Learning Companion

Go beyond just looking up words.
Remember them forever with VocabTrainer.

Start training