和英／英和辞典 - Japanese⇔English Dictionary

1. 1. [n] capless waterproofing; waterproofing of a port on an electronic device so it does not need a cover

Kanji in this word

• 防
  ward off, defend, protect, resist

  On: ボウ (bou)

  Kun: ふせ.ぐ (fuse.gu)

  7 strokes · Grade 5 · JLPT N2
• 水
  water

  On: スイ (sui)

  Kun: みず (mizu)、 みず- (mizu-)

  4 strokes · Grade 1 · JLPT N4