JMdict: 1528260

密室 【みっしつ】

  1. [n] locked room
  2. [n] secret room
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Kanji in this word:

Kanji Meanings On Readings Kun Readings Grade
Secrecy, Density (pop), Minuteness, Carefulness ミツ ひそ.か 6
Room, Apartment, Chamber, Greenhouse, Cellar シツ むろ 2

Words often seen with this one: (experimental feature)

部屋 (27), この (21), トリック (19),  (10), 完全 (10)