JMdict: 1363600

真空 【しんくう】

  1. [adj-na,n] vacuum; hollow; empty
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Kanji in this word:

Kanji Meanings On Readings Kun Readings
True, Reality, Buddhist Sect シン ま, ま-, まこと
Empty, Sky, Void, Vacant, Vacuum クウ そら, あ.く, あ.き, あ.ける, から, す.く, す.かす, むな.しい

Words often seen with this one: (experimental feature)

呪文 (18), リニア (16), 超電導 (15)