The difference between Ill-defined and Indistinguishable

When used as adjectives, ill-defined means poorly defined, whereas indistinguishable means not distinguishable.


Indistinguishable is also noun with the meaning: any of a set of things that cannot be distinguished.

check bellow for the other definitions of Ill-defined and Indistinguishable

  1. Ill-defined as an adjective:

    Poorly defined; blurry, out of focus; lacking a clear boundary.

  2. Ill-defined as an adjective (mathematics):

    Defined in an inconsistent way.

  1. Indistinguishable as an adjective:

    Not distinguishable; not capable of being perceived, known, or discriminated as separate and distinct

  2. Indistinguishable as an adjective:

    Not capable of being perceived or known.

  1. Indistinguishable as a noun:

    Any of a set of things that cannot be distinguished.