half

One of two equal parts of a divisible whole.

“half a loaf”

“half an hour”

One of two divisions into which some games or performances are divided: the two divisions are separated by an interval.

Consisting of one of two equivalent parts in value or quantity.

“a half chicken”

“lasted a half hour”

Partial.

“gave me a half smile”

“he did only a half job”

(of siblings) related through one parent only.

“a half brother”

“half sister”

Partially or to the extent of a half.

“he was half hidden by the bushes”