undefinable
un-de-fin-a-ble
adjective
Impossible to clearly describe, explain, or specify its exact nature.
"The feeling of joy was undefinable."
Thesaurus
Synonyms: undefined, indefinable, vague
un-de-fin-a-ble
Impossible to clearly describe, explain, or specify its exact nature.
"The feeling of joy was undefinable."
Synonyms: undefined, indefinable, vague