0 past simple and past participle of halve
1 to reduce something by half or divide something into two equal pieces:
Subsequent step sizes approximately halved the difference between the prior two reversals or starting points.
For the latter the mean level of secondary deprivation halved over the period.
However, the new sampling rate uses twice as many samples every second; therefore, the duration will be halved.
For longitudinally halved kernels, differences due to ageing were already apparent after a period of one hour.
As a result, the number of yeomen was halved.
Each half eye was halved again on the horizontal meridian.
After peaking at $2.00/pound in late 1997, the international price fell to $1.00 in 1999 and then halved again during the next two years.
If collision occurs, the distance of the translation is halved until the translation is collision-free.