Definition of: broadcast

(brôd′kast′, -käst′) v. ·cast or ·casted, ·cast·ing v.t.
1. To send or transmit (music, newscasts, etc.) by radio or television.
2. To scatter or cast, as seed, over a wide area; sow.
3. To disseminate; make public, as gossip.
—v.i.
4. To speak, sing, etc., for broadcasting purposes.
—adjective
1. Transmitted by radio.
2. Cast or scattered abroad, as seeds.
—noun
1. Telecom. a The process of transmitting a program by radio. b A radio program. c The time period of a broadcast.
2. A casting or scattering of seed, etc., over the ground.
—adverb By scattering abroad, or so as to scatter abroad or disseminate.