真空
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Noun meaning a space devoid of matter, used in scientific and technical contexts. Can stand alone or with modifiers. Example: 『真空状態』 (shinkuu joutai, 'vacuum state').
Theme
At a home improvement store, User and their friend Ken are discussing cleaning tools for their apartments.
真空
しんくう
vacuum
Advanced ExpansionAbstract Concepts
Memory Hook
Think of 'shin' (true) 'kuu' (empty) space — a true emptiness, like a vacuum. 'Shin-kuu' → 真空 (shinkuu, 'vacuum').
Cultural Note
In Japanese, 真空 (shinkuu) is used in scientific contexts to describe a vacuum, such as in physics or engineering. It's also found in everyday items like vacuum cleaners, called 『掃除機』 (soujiki), which create a vacuum to suck up dirt.
Forms
Base: 真空Noun meaning a space devoid of matter, used in scientific and technical contexts. Can stand alone or with modifiers. Example: 『真空状態』 (shinkuu joutai, 'vacuum state').