Dim and Undefined

Dim

Dim adjective - Not seen or understood clearly.
Usage example: have only a dim knowledge of the subject

Undefined is a synonym for dim in unclear topic. In some cases you can use "Undefined" instead an adjective "Dim".

Nearby Words: dimness, dimly

Undefined

Undefined adjective - Not seen or understood clearly.
Usage example: plagued by undefined worries that kept her awake at night

Dim is a synonym for undefined in vague topic. You can use "Dim" instead an adjective "Undefined", if it concerns topics such as indistinct.
Cite this Source
Undefined and Dim. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/dim/undefined
Dim & Undefined. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/dim/undefined>.
Undefined or Dim. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/dim/undefined.
Google Ngram Viewer shows how "dim" and "undefined" have occurred on timeline