The meaning of UNTESTED is not put to a test : not proved by trial or experience. How to use untested in a sentence.

An untested new product or medicine has not been tested to find out if it is safe or effective:

Definition of untested adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

UNTESTED definition: not having been tested or examined See examples of untested used in a sentence.

If something or someone is untested, they have not yet been tried out or have not yet experienced a particular situation, so you do not know what they will be like.

Feb 21, 2026 · The assumption that these are identical in meaning and usage between Indian English and Anglo-American English, while tacitly accepted, is untested, and fundamentally unknown.

Define untested. untested synonyms, untested pronunciation, untested translation, English dictionary definition of untested. adj not having been tested or examined Collins English Dictionary – Complete …

Use this word when talking about something that has not been subjected to tests or experiments to verify its functionality or effectiveness. The new software update is untested, so there could be bugs. …

Untested refers to something that has not been tried, examined, or experimented with to assess its validity, quality, performance, reliability, or effectiveness.

Not previously tested. We're trying out some new treatment on you, but this is untested on humans.