🇬🇧🇨🇳 unknown - 未知 : English Lesson

Meaning of "unknown" ("未知"), detailed definition, and a short video lesson below.

If something is unknown, it means nobody knows what it is, where it came from, or what will happen. It’s a mystery! An unknown thing can be a sound you’ve never heard before, a person you’ve never met, a place you’ve never been, or an answer you don’t know yet. When something is unknown, it just hasn’t been discovered or learned by you (or anyone) so far.

Watch and listen to this English flashcard to understand the word in more detail, with an easy example sentence.

An unknown artist drew mustaches on every family photo, and everyone suspects me for some reason.

The unknown sound in the night was just Grandpa snoring like a broken motorcycle.

An unknown smell came from my shoes, and even the flies packed their bags and left.

I opened the fridge and discovered an unknown fuzzy thing that might have been cheese in another lifetime.

The cat stared at an unknown spot on the wall, and now the whole family is afraid of that exact spot.

A girl walks home in the dark. She hears an unknown sound. She sees an unknown thing under a tree. A small unknown cat looks at her with big eyes. The unknown cat is cold and shakes. She picks up the unknown cat, puts it in her coat, and smiles. The unknown cat is now a warm friend.

This word is at the A2 level, which means it’s useful for simple, everyday situations. You might use it when shopping, traveling, or talking about your hobbies. Words at this level help you build confidence in practical, routine conversations.

Expanding your English vocabulary is one of the best ways to improve your pronunciation, spelling, and confidence in English. Watch the video above to memorize the word, understand its meaning, and see example sentences in action. Discover related words to grow your vocabulary naturally. Add words to your playlist for stress-free, effective learning—anytime, anywhere! Watch, learn, repeat.