A person who may be considered or who considers herself (or by extension himself) much more important than others, has high expectations of others and who is extremely demanding and fussy when it comes to personal privileges
(Italian, meaning 'goddess') A term of adulation for a leading female opera singer, usually a soprano Famous divas include Maria Callas and Jessye Norman
A person who considers herself (or by extension himself) much more important than others, has high expectations of others and becomes angry when their standards or demands are not met
You can refer to a successful and famous female opera singer as a diva. a very successful and famous female singer
Similar to an angiogram, this test is also used to visualize the blood vessels in the head The difference is that the dye is injected into a vein, usually in the arm, and there is a waiting period before the X-ray pictures are taken The dye moves through the veins to the heart and then to the arteries that supply the brain It is sometimes used if an angiogram cannot be performed, and works using computer technology