What Does 'Learn/Know by Heart' Mean? (よく使う英語慣用語句） -N0.529-

What Does 'Learn/Know by Heart' Mean? (よく使う英語慣用語句)


Introduction:
 Have you ever memorized a phone number, a song, or a speech so well that you can recite it without looking? In English, we say you “know it by heart” when you’ve memorized something completely.


1. What Does 'Learn/Know by Heart' Mean?
 “Learn by heart” or “know by heart” means to memorize something perfectly and be able to recall it exactly without needing to read or check it. It emphasizes deep, complete memorization.


2. When to Use It
 Use this phrase when you’re talking about remembering words, facts, or routines so well that you don’t need any help to recall them. It’s often used with poems, speeches, lines in a play, or important facts.

Example:
 A: Do you still remember the school anthem?
B: Of course! I learned it by heart in third grade.


3. 日本語の同じような表現
 日本語では、「暗記する」や「そらで覚える」、「丸暗記する」などが近い表現です。何かを完全に記憶して、見なくても言える状態を表します。


Conclusion:
 The next time you want to describe something you've memorized completely, you can say you “know it by heart.” It’s a common and expressive way to talk about perfect recall in English.






















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