The White Rhinoceros, Ceratotherium Simum, and the Black Rhinoceros, Diceros Bicornis, fit that description.
Rhino
Rhinoceros
a Rhinocerosor simply, Rhino.
A rhinoceros.
it is a rhino
With its name the Latin for "nose horn", the animal is the "rhinoceros".
The nosehornosaurus
This sounds like a rhinoceros, but the horn is not make out of "compressed hair" as asked. See the related link below for more information on what the horn is made out of.
The correct spelling of the animal with one long horn is "rhinoceros" or "rhino".
The animal whose name means "nose-horned" is the rhinoceros. The term comes from the Greek words "rhin," meaning nose, and "keras," meaning horn, referring to the distinctive horn that many species of rhinoceros possess on their snouts. Rhinoceroses are large, thick-skinned herbivores found primarily in Africa and Asia.
That is not the nose. It is the horn, made up of keratin, the same as your fingernail. The nose is located under the horn.
A rhinoceros.