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Etymology

indistinguishable

/ˌɪndɪˈstɪŋɡwɪʃəbəl/

adjective

Origin

Latin

indistinguibilis — not distinguishable

Overview

Meaning Now

  • Impossible to distinguish or differentiate from another; lacking perceptible differences.
  • Not clearly identifiable or perceptible.

Literal older meaning

not capable of being pricked apart

Language path

Latin → Middle French → English

Earliest form

indistinguishable

Earliest period

17th century

Journey

The word is derived from the Latin 'distinguere', which historically meant to 'prick apart' or 'separate by marks'. By the 17th century, English adopted this term to describe things that possess no recognizable boundary or difference between them.

Evolution

  1. Latin

    in- + distinguere

    “not to prick apart”

    Base of the modern construction

  2. Middle French

    indistinguible

    “indistinguishable”

  3. English, 17th Century

    indistinguishable

    “not capable of being distinguished”

Connections

Word parts

in-

prefix

not

distinguish

root

to separate or mark apart

-able

suffix

capable of being

Related across languages

  • French

    indistinguable

    indistinguishable

  • Italian

    indistinguibile

    indistinguishable

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External references use DefinedTerm semantics.