Preponderance (noun)

1. The fact of being greater in importance, influence, or power.
2. The fact of being greater in quantity or number.
3. A superiority in weight.

Origin:

Late middle english, from old french preponderance, from latin praeponderantia, from praeponderare to outweigh.

Examples:

1. The preponderance of evidence suggests that he is guilty.
2. She has a preponderance of experience in this field.
3. The preponderance of her work has been focused on rural areas.
4. There is a preponderance of men in this department.
5. The preponderance of these books are about the war.