expression, godan verb (-bu)
cross one's mind; occur to one
Describes a thought, memory, or image suddenly appearing in one's mind, often vividly. Used for involuntary recollection or sudden realization.
See also: 浮かぶ
ふと、彼女の笑顔が脳裏に浮かんだ。
Her smile suddenly crossed my mind.
その言葉を聞いて、昔の記憶が脳裏に浮かんだ。
Hearing those words, an old memory came to mind.