What does 約～ mean?
約～ is a Japanese prefix meaning “about ~ (prefix)” in English. It is written as 約～ in kanji, やく～ in hiragana, and yaku～ in romaji. This word is part of JLPT N3 vocabulary.
NotePrefix for an approximate number (約五分 = about five minutes).
Example sentences
駅まで約十分かかります。
It takes about ten minutes to the station.
この町の人口は約三万人だ。
This town has a population of about thirty thousand.