約する

Reading

Kana: やくする

Romaji: yakusuru

Definitions

vs-s

vt

1

to promise

2

to abridge; to simplify; to shorten

3

to reduce

(Mathematics)

Kanji

約

Readings: ヤク、 つづ.まる、 つづ.める、 つづま.やか

Meanings: promise, approximately, shrink