Adjective: indefinable ,in-du'fI-nu-bul
- Not capable of being precisely or readily described; not easily put into words
"an abstract concept that seems indefinable"; "an indefinable feeling of terror";
- undefinable
- Defying expression or description
"indefinable yearnings";
- indescribable, ineffable, unspeakable, untellable, unutterable, undescribable
See also: inexpressible, undefined, unexpressible, vague
Encyclopedia: Indefinable