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Rosetta
Rosetta stone
rosette
rosewood
Rosh Chodesh
Rosh Hashanah
Roshi
Rosicrucian
rosin
rosin oil
Rosinante
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Roskilde
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Ross River virus
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rostrum

ros·trum [ róstrəm ] (plural ros·trums or ros·tra [ róstrə ])


noun 
Definition:
 
1. platform for public speaking: a platform or raised area where somebody stands to address an audience

2. music conductor's platform: a platform on a stage or in front of an orchestra where the conductor stands

3. ancient hist prow of Roman ship: the beak-shaped prow of an ancient Roman ship, especially a war galley

4. biology beak-shaped part: a beak or beak-shaped part of an organism

[Mid-16th century. < Latin, "beak, ship's prow," in plural "platform" (because ships' prows decorated the orator's platform in the Roman forum) < rodere "gnaw"]

ros·tral adjective
ros·tral·ly adverb
ros·trate adjective
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