JMdict: 1759210

第一線 【だいいっせん】

  1. [n] the front (of a battlefield); forefront
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Kanji in this word:

Kanji Meanings On Readings Kun Readings Grade
No., Residence ダイ, テイ 3
One, One Radical (no.1) イチ, イツ ひと-, ひと.つ 1
Line, Track セン すじ 2

Words often seen with this one: (experimental feature)

すごい (18), そして (12)