Synonyms of indistinguishable

indistinguishable

adjective

ˌin-di-ˈstiŋ-gwi-shə-bəl 

1

as in invisible

not perceptible by a sense or by the mind

indistinguishable differences that can be measured only electronically

Synonyms & Similar Words

• invisible
• imperceptible
• subtle
• inappreciable
• obscure
• impalpable
• indistinct
• slight
• unseen
• inaudible
• hidden
• intangible
• faint
• insensible
• inconspicuous
• insignificant
• vague
• trivial
• concealed
• unnoticeable
• disguised
• slender
• buried
• unseeable
• liminal
• covert
• unapparent
• shrouded

Antonyms & Near Antonyms

• discernible
• perceptible
• appreciable
• visible
• palpable
• sensible
• recognizable
• observable
• tangible
• audible
• obvious
• evident
• clear
• noticeable
• prominent
• conspicuous
• striking
• plain
• ponderable
• distinct
• manifest
• apparent
• significant
• straightforward
• eye-catching

2

as in vague

not seen or understood clearly

indistinguishable shapes in the fog

Synonyms & Similar Words

• vague
• faint
• hazy
• indistinct
• pale
• undefined
• unclear
• fuzzy
• blurry
• obscure
• opaque
• undetermined
• nebulous
• shadowy
• indefinite
• dark
• murky
• foggy
• misty
• dim
• blear
• bleary
• invisible
• dusky
• gauzy
• intangible
• indiscernible
• incomprehensible
• gloomy
• inexplicable
• mysterious
• inappreciable
• puzzling
• indecipherable
• impalpable
• hieroglyphic
• obfuscatory

Antonyms & Near Antonyms

• clear
• definite
• distinct
• obvious
• evident
• plain
• certain
• pellucid
• bright
• sure
• strong
• firm

3

as in identical

resembling another in every respect

a synthetic fabric that supposedly is indistinguishable from real silk

Synonyms & Similar Words

• identical
• comparable
• similar
• analogous
• equivalent
• same
• equal
• synonymous
• duplicate
• coequal
• such
• matching
• corresponding
• much of a muchness
• parallel
• alike
• even
• like
• tantamount
• coordinate
• akin
• correspondent
• look-alike
• suchlike

Antonyms & Near Antonyms

• different
• other
• distinguishable
• dissimilar
• distinct
• distinctive
• unlike
• disparate
• diverse
• distant
• nonidentical
• unalike
• differentiable
• various
• discriminable
• varied
• miscellaneous
• sundry
• divers

Example Sentences

Recent Examples of indistinguishable

For this group, politics and art are so entwined as to be indistinguishable. — Stephanie Zacharek, Time, 16 Oct. 2026

But to my untrained eye, their onyx-coats are frustratingly indistinguishable from the volcanic terrain. — Jen Murphy, Condé Nast Traveler, 15 Oct. 2026

Had Thursday gone differently, the present and future may have been indistinguishable. — Brian Hamilton, New York Times, 2 Oct. 2026

Thus the Marlowe played by Mitchum in the 1978 remake of The Big Sleep seems like an entirely different person from the original played by Bogart in 1946, despite their almost indistinguishable stories. — Harmon Siegel, Artforum, 1 Oct. 2026