1A dream — the images and events experienced during sleep; also used figuratively for a hope or ambition one wants to achieve in the future.
昨夜、空を飛ぶ不思議な夢を見た。
Last night I had a strange dream about flying through the sky.
彼女には将来医者になるという夢がある。
She has a dream of becoming a doctor in the future.
朝起きて、覚えている夢の内容を日記に書いた。
I woke up and wrote down the dream I remembered in my diary.
諦めずに夢を追い続ければ、いつか叶うかもしれない。
If you keep chasing your dream without giving up, it might come true someday.