Opera 
To dream of an opera suggests a desire for greater things in life, even to the point of occasional grandstanding.
Operator
To dream of listening to an operator on the telephone suggests the need for a third party or mediator in a current communication issue.
There may be a situation that requires your undivided attention, and you may need help coming into spiritual or emotional alignment before tackling it.
Operation
To dream of going through an operation symbolizes the need to get something out of your system, particularly in the areas of letting go and modifying your habits. It likewise signifies the need to slash something out of your life.
On the other hand, to dream of performing an operation on someone connotes some serious matters and subdued thoughts that you are encountering.
*See Surgery.
Baritone
To dream of the sound of a baritone voice indicates that you may be about to go deeper emotionally than you might normally expect of yourself. Accessing a realm of your personality that will bring great satisfaction may be likely when dreaming of baritone music, particularly significant if it is yourself making the sounds.
Lobotomy
To get a lobotomy in a dream indicates you are afraid of losing a part of your personality. In particular you may be afraid of losing your intelligence, or being exposed as a fool.
In a dream a lobotomy patient represents a part of your personality which you have shut out of your life. You may be embarrassed about personal shortcomings and have hidden them from others.
Amphitheater
To dream of an amphitheater suggests that you are currently being closely watched or scrutinized. Rather than letting this overwhelm you, turn it around and use it to your advantage.
Dreaming you are in an amphitheater symbolizes a position of trust. Try not to let those close to you feel down.
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