The definition of a biennium is a period of two years. Your two-year cell phone contract is an example of a biennium. noun.
Symptoms of vestibular neuritis are characterised by a sudden onset of a constant, intense spinning sensation that is usually disabling and requires bed rest. It is often associated with nausea, vomiting, unsteadiness, imbalance, difficulty with vision and the inability to concentrate.
Clinical signs: Signs of vestibular disease include ataxia, head tilt, and abnormal nystagmus. A wide-based stance and swaying of the head and trunk characterize ataxia. The patient may tend to lean and fall to one side. In severe cases, the animal may continuously roll to one side.