(of siblings) related through one parent only; a half brother; half sister'
half (adj.)
one of two equal parts of a divisible whole; half a loaf; half an hour; a century and one half
[ Syn: one-half ]
one of two divisions into which some games or performances are divided: the two divisions are separated by an interval
half (n.)
partially or to the extent of a half; he was half hidden by the bushes'
half (adv.)
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'