What does 前半 mean?
前半 is a Japanese noun meaning “first half” in English. It is written as 前半 in kanji, ぜんはん in hiragana, and zenhan in romaji. This word is part of JLPT N2 vocabulary.
Example sentence
プログラムは今頃もう始まっているはずです。だから、前半はたぶん観られないでしょう。
The program should have started by now, so we'll probably miss the first half.