A1 noun Neutre #2,707 le plus courant

面積

menseki /meɴseki/

面積 refers to the measurement of the size of a surface or the amount of space inside a two-dimensional shape. It is commonly used in mathematics, real estate, and geography to describe how much space a flat object or land occupies.

Exemples

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1

この部屋の面積はどのくらいですか。

How large is the area of this room?

2

本公園の総面積は約十ヘクタールであります。

The total area of this park is approximately ten hectares.

3

机の上の面積が足りないから、片付けよう。

There's not enough space on top of the desk, so let's clean it up.

Famille de mots

Nom
面積
Apparenté
表面積
💡

Astuce mémo

Think of 'Men' (面) as a face or surface, and 'Seki' (積) as accumulating or multiplying. You multiply sides to find the surface area.

Quiz rapide

この図形の( )を計算してください。

Correct !

La bonne réponse est : 面積

Exemples

1

この部屋の面積はどのくらいですか。

everyday

How large is the area of this room?

2

本公園の総面積は約十ヘクタールであります。

formal

The total area of this park is approximately ten hectares.

3

机の上の面積が足りないから、片付けよう。

informal

There's not enough space on top of the desk, so let's clean it up.

4

三角形の面積を求める公式を書きなさい。

academic

Write the formula to calculate the area of a triangle.

5

オフィスの床面積を縮小して、コストを削減します。

business

We will reduce the office floor area to cut costs.

Famille de mots

Nom
面積
Apparenté
表面積

Collocations courantes

面積を求める to find/calculate the area
面積を測る to measure the area
面積が広い the area is large
面積が狭い the area is small/narrow
単位面積 unit area

Phrases Courantes

建築面積

building area

敷地面積

site area / plot area

専有面積

exclusive area (of an apartment)

Souvent confondu avec

面積 vs 体積

Menseki is 2D area (square units), while Taiseki is 3D volume (cubic units).

面積 vs 広さ

Hirosa is a more general, everyday word for 'wideness' or 'size', while Menseki is a technical or mathematical term.

📝

Notes d'usage

面積 is primarily used when referring to technical measurements or mathematical calculations. For general conversation about a house being 'big' or 'spacious', Japanese speakers often use the noun '広さ' or the adjective '広い'.

⚠️

Erreurs courantes

Learners sometimes use 面積 to describe the 3D capacity of a box, where 体積 (volume) should be used instead.

💡

Astuce mémo

Think of 'Men' (面) as a face or surface, and 'Seki' (積) as accumulating or multiplying. You multiply sides to find the surface area.

📖

Origine du mot

From Middle Chinese: 面 (surface/face) + 積 (to pile up/product in math).

Modèles grammaticaux

Noun + の面積 (the area of [noun]) 面積 + を + 求める/測る (calculate/measure the area)
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Contexte culturel

In Japan, while square meters (m²) are standard, real estate area is often colloquially measured in 'Jo' (畳 - size of a tatami mat) or 'Tsubo' (坪 - approx. 3.3 m²).

Quiz rapide

この図形の( )を計算してください。

Correct !

La bonne réponse est : 面積

Mots lis

抗争

A1

A serious struggle or conflict between opposing groups, factions, or organizations. It often implies a prolonged period of resistance, power struggles, or violent feuding.

平和

A1

A state of harmony and the absence of conflict, war, or disturbance. It is used to describe both global stability between nations and a quiet, tranquil personal lifestyle or environment.

和平

A1

和平 (wahei) refers to a state of peace or the restoration of peace, specifically in a diplomatic or formal context between conflicting parties. Unlike the more general word for peace (平和), it often implies the process of ending a war or dispute through negotiation.

休戦

A1

A temporary cessation of fighting or conflict by mutual agreement; a truce or armistice. It indicates a period where parties agree to stop hostile actions, whether in a literal war or a metaphorical argument.

停戦

A1

A temporary cessation of fighting or a ceasefire agreement between opposing forces in a conflict. It is used when parties agree to stop hostilities to allow for negotiations, humanitarian aid, or the permanent end of a war.

組織

A1

Soshiki refers to a structured group of people working together for a specific purpose, such as a company, institution, or system. It can also refer to biological tissue in a medical or scientific context, describing how cells are arranged.

協会

A1

An organized group of people who have the same interest, job, or purpose. It is commonly used for professional bodies, sports leagues, or non-profit organizations that represent a collective interest.

学会

A1

An academic society or a professional organization where scholars and researchers share their findings. It also commonly refers to the specific academic conferences or meetings organized by these groups.

法人

A1

A legal entity or organization, such as a company or non-profit, that is recognized by law as having rights and duties similar to those of a person. It distinguishes a group or institution from an individual human being in legal and business matters.

組合

A1

A formal organization or association formed by individuals or groups with a common interest, most commonly referring to a labor union or a cooperative. It describes a collective body where members work together to achieve shared social, economic, or professional goals.

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