nounpl. -·trums or -·tra
- in ancient Rome,
- a curved, beaklike projection at the prow of a ship; esp., such a projection on a war galley, used for ramming enemy vessels; beak
- the speakers' platform in the Forum, decorated with such beaks taken from captured ships
- any platform, stage, etc. for public speaking
- public speaking, or public speakers collectively
- Biol. a beak or beaklike part
Origin of rostrumL, beak, in plural , speakers' platform (see rostrum) from rosus, past participle of rodere, to gnaw, peck: see rat
nounpl. ros·trums, or ros·tra
- A dais, pulpit, or other elevated platform for public speaking.
- a. The curved, beaklike prow of an ancient Roman ship, especially a war galley.b. The speaker's platform in an ancient Roman forum, which was decorated with the prows of captured enemy ships.
- Biology A beaklike projection, especially:a. An anterior projection of an insect's or an arachnid's mouthparts, of the upper jaw of a cetacean, or of the cephalothorax of a crustacean.b. A beaklike projection of a plant part, as the fruit of a geranium.
Origin of rostrumLatin rōstrum beak ; see rēd- in Indo-European roots.
of a weevil
(plural rostra or rostrums)