imaginable adj.
VERBS be
ADV. barely, hardly, scarcely To such poor people, the idea of having a choice of food is barely imaginable.
PHRASES the best/worst … imaginable They live in the worst conditions imaginable. | every imaginable sth They had every imaginable colour. They had every colour imaginable. | the most … imaginable It was the most boring film imaginable!
You can also check other dicts: imaginable (English, 中文解释 ), wordnet sense, Collins Definition