Indistinguishable: meaning, definitions and examples

Use this word when two or more things appear so similar that it is difficult to tell them apart. It is often used in scientific or detailed observational contexts.

• The twins were so alike that they were virtually indistinguishable.
• Under the microscope, the two samples were indistinguishable.

This word is for situations where two or more things are exactly the same in every detail. It is often used in contexts where precision is important, like in biology or manufacturing.

• The two documents are identical in every way.
• They bought identical dresses for the party.

Use this term mainly in technical or scientific contexts, like mathematics or science, where it means there is no distinctive feature to set apart two things.

• In this equation, the functions are undifferentiable at the given point.
• The chemical compounds are undifferentiable at a molecular level.

This word is used when something is so clear or distinct that it cannot be mistaken for anything else. It has a strong implication of certainty and clarity.

• The leader's voice was unmistakable.
• There was an unmistakable smell of gas in the room.

This word is often used when two or more things are so similar that it's impossible to tell them apart.

• The twins are indistinguishable when they wear the same clothes.
• The copied document was indistinguishable from the original.

Use this word when something is not clear or obvious and can't be seen or understood easily, often because it is too complex or subtle.

• The difference between the original painting and the replica was indiscernible to the untrained eye.
• His motives were indiscernible to his colleagues.

This word is used when something or someone has changed so much that they cannot be identified.

• The city was unrecognizable after the renovation.
• He was unrecognizable after growing a beard and losing weight.

This word is suitable for describing something that is so small or subtle that it can easily be missed and not observed at all.

• The mistake in the report was almost unnoticeable.
• Her entrance was so quiet, it was unnoticeable to everyone in the room.