Iliotibial Band Syndrome. Iliotibial band syndrome (ITBS) occurs when there is irritation to this band of fibrous tissue. The irritation usually occurs at the prominence of the outside of the knee joint, the lateral condyle which is located at the end of the femur (thigh) bone.
biennium definition: The definition of a biennium is a period of two years. (noun) Your two-year cell phone contract is an example of a biennium....
As you can see, there is no noun close to it, so it is not an adjective. More, 'bien' is usually placed close to the verb (estoy). Bien, can also be placed close to an adjective, to emphasize the meaning of that adjective: Es una casa bien grande! Where 'bien' is the adverb and 'grande' is the adjective.