/hɑ:v; US hæv ||; hæv/verb1 [I,T] to reduce by a half; to make sth reduce by a half 把…减半: Shares in the company have halved in value. 公司的股票贬值五成。We aim to halve the number of people on our waiting list in the next six months. 我们打算在未来六个月内把轮候的人数减少一半。
2 [T] to divide sth into two equal parts 把…分成两半: First halve the peach and then remove the stone. 先把桃子掰成两半，再去掉桃核。