満ちる

§ What does 満ちる (michiru) mean?

The Japanese verb 満ちる (michiru) is a versatile word that means 'to be full,' 'to be filled,' or 'to wax' (as in the moon or tide). It's a B1 level word, which means it's pretty common and useful in everyday Japanese. You'll encounter it in various contexts, from describing natural phenomena to human emotions and conditions.

DEFINITION

To be full or to wax, as the moon or tide.

Think of 満ちる (michiru) as expressing a state of completeness or being completely filled. It's often used when something reaches its maximum capacity or a full state. It can apply to physical things like a cup of water, a room with people, or abstract concepts like emotions or time.

§ When do people use 満ちる (michiru)?

People use 満ちる (michiru) in several common situations. Here are some of the most frequent:

• Describing the moon or tide: This is one of the most classic uses. When the moon is full, it's 満月 (mangetsu), which uses the kanji 満. The tide coming in to its fullest is also described with 満ちる (michiru).

月が満ちると、夜空が明るくなる。

Tsuki ga michiru to, yozora ga akaruku naru.
When the moon becomes full, the night sky brightens.

潮が満ちると、海の様子が変わる。

Shio ga michiru to, umi no yōsu ga kawaru.
When the tide comes in fully, the appearance of the sea changes.

• Describing something being full or filled: This can be anything from a container to a space.

カップに水が満ちている。

Kappu ni mizu ga michite iru.
The cup is full of water.

会議室は人で満ちていた。

Kaigishitsu wa hito de michite ita.
The meeting room was filled with people.

• Describing emotions or qualities filling someone: When someone is full of joy, confidence, or anger, 満ちる (michiru) can be used.

彼の心は希望に満ちていた。

Kare no kokoro wa kibō ni michite ita.
His heart was filled with hope.

彼女の顔は自信に満ちていた。

Kanojo no kao wa jishin ni michite ita.
Her face was full of confidence.

• Describing time coming to an end or a period being completed:

任期が満ちる。

Ninki ga michiru.
The term of office comes to an end/is completed.

The nuance of 満ちる (michiru) is often about a natural process of becoming full or reaching a peak. It's less about someone actively filling something and more about the thing itself being in a state of fullness. For example, the moon 満ちる (michiru) on its own, it's not 'filled' by an external force.

§ Related words and expressions

You might also encounter some related words that use the same kanji:

• 満月 (mangetsu): Full moon
• 満潮 (manchō): High tide
• 満足 (manzoku): Satisfaction (literally 'full heart' or 'full contentment')
• 満員 (man'in): Full capacity (e.g., a train or theater being full of people)

So, next time you see or hear 満ちる (michiru), think about something reaching its maximum state, whether it's a physical quantity, an emotion, or a natural cycle. It's a fundamental word for describing completeness and fullness in Japanese.

§ Understanding 満ちる (michiru)

Let's get straight to it. 満ちる (michiru) means 'to be full' or 'to wax'. It's a verb that describes a state of fullness or completion. Think about a full moon, a tide coming in, or a cup being filled. That's the feeling 満ちる conveys.

Japanese Word

満ちる (michiru)

Part of Speech

Verb

CEFR Level

B1

Definition

To be full or to wax, as the moon or tide. It also conveys a sense of being fulfilled, completed, or satisfied.

§ Basic Sentence Structure with 満ちる

満ちる is an intransitive verb. This means it doesn't take a direct object. The thing that is full or waxing is the subject of the sentence. Often, it's used with the particle が (ga) to mark the subject.

Translation hint: The moon becomes full.

Translation hint: The tide comes in (or) The tide fills.

§ Using 満ちる with time expressions

You'll often see 満ちる used to indicate when a period of time is complete or full. This is a common and practical usage.

Translation hint: Time is up (or) Time is full.

§ 満ちる for emotional or abstract fullness

This verb isn't just for physical things. It can describe a state of emotional or abstract fullness, like being filled with joy or hope.

Translation hint: A face full of hope.

Notice the change here. When modifying a noun, 満ちる becomes 満ちた (michita) – the past plain form acting as a modifying adjective. This is standard for Japanese verbs.

Translation hint: Joy fills my heart.

§ Common phrases and collocations

To really get a handle on 満ちる, pay attention to the phrases it commonly appears in.

• 満月 (mangetsu): Full moon.

  満月が空に輝いている。

  Translation hint: A full moon is shining in the sky.

• 自信に満ちる (jishin ni michiru): To be full of confidence.

  彼は自信に満ちている。

  Translation hint: He is full of confidence.

• 活気に満ちる (kakki ni michiru): To be full of vigor/liveliness.

  その町は活気に満ちていた。

  Translation hint: That town was full of life.

Remember, 満ちる describes something reaching its full state naturally. It's not about actively filling something, but rather something becoming full on its own. Keep practicing these examples, and you'll get the hang of it.

§ Understanding 満ちる and its relatives

So, you've learned that 満ちる (みちる) means 'to be full' or 'to wax,' especially for things like the moon or tides. But Japanese has a lot of words that seem similar. Let's break down 満ちる and see how it stacks up against other words you might encounter.

§ 満ちる (みちる) vs. 満たす (みたす)

These two are often confused because they share the same kanji, 満 (まん), which relates to fullness. The difference is pretty clear once you know it:

• 満ちる (みちる): This is an intransitive verb. It means something *becomes* full or *is* full on its own. Think of it as a natural process.
• 満たす (みたす): This is a transitive verb. It means *to fill something* or *to satisfy something*. You are actively doing the filling.

DEFINITION

満ちる (みちる): (Intransitive) To become full; to be full (e.g., the moon waxing, a cup filling up naturally).

DEFINITION

満たす (みたす): (Transitive) To fill something; to satisfy something (e.g., to fill a cup, to satisfy a condition).

§ 満ちる vs. いっぱい (ippai)

いっぱい is a very common word, usually meaning 'full' or 'a lot'. It's more general and less formal than 満ちる.

• 満ちる (みちる): Implies a process of becoming full, often with a sense of completeness or reaching a limit. It can also have a poetic or natural nuance (like the moon).
• いっぱい (ippai): A more casual and everyday way to say 'full' or 'いっぱい'. It can refer to a physical state of being full (a full stomach, a full bag) or a quantity ('a lot').

DEFINITION

満ちる (みちる): To be filled, to wax (often implying a natural process or reaching capacity with a degree of formality).

DEFINITION

いっぱい (ippai): Full; a lot; many (more general and informal).

§ 満ちる vs. 溢れる (afureru)

Both 満ちる and 溢れる deal with things reaching their capacity, but their nuance is different.

• 満ちる (みちる): Focuses on the state of being full, up to the brim, or the process of reaching that state. It implies a contained fullness.
• 溢れる (あふれる): Means 'to overflow'. It specifically describes liquid or things spilling out because the container is *too* full.

DEFINITION

満ちる (みちる): To be full; to reach capacity.

DEFINITION

溢れる (あふれる): To overflow; to spill over.

§ When to stick with 満ちる

Use 満ちる when:

• You're talking about natural phenomena like the moon waxing, tides coming in, or a lake filling up.
• You want to convey a sense of completeness, satisfaction, or a period coming to an end (e.g., a term ending, time running out).
• You're describing something being filled with an abstract quality, like hope, joy, or enthusiasm.

For example:

By understanding these differences, you'll be able to choose the right word for the right situation and make your Japanese sound much more natural. Keep practicing!