IPA: /hæv/
KK: /hæv/
To divide something into two equal parts or to reduce it by half.
She decided to halve the cake so everyone could have a piece.
Past: halved
Past Participle: halved
Halve comes from Old English 'healf' (meaning half), which refers to one of two equal parts of a whole. The word 'halve' means to divide something into two equal parts.
Think of 'half' as a way to remember that 'halve' means to split something into two equal parts.