This is the 3430th most frequent Japanese word.
漠然と
Vaguely; indistinctly; hazily.
In this sentence, "漠然と" is used to describe the nature of the dream, indicating it lacks clarity or specific details.
彼は漠然とした夢を語った。
He spoke of an unclear dream.
Here, "漠然と" qualifies the explanation, meaning it was not precise or detailed.
彼女の説明は漠然としていた。
Her explanation was vague.
The term "漠然と" describes the anxiety about the future, indicating its indefiniteness or lack of specific causes.