Final answer:
The term to describe an immensely large difference or amount is 'hyperbole'. Hyperbole exaggerates for effect, as seen in literary descriptions or in scientifically notating huge numbers. These expressions help to emphasize the enormity or importance without literal counting.
Step-by-step explanation:
The term used to describe a difference or amount that is extremely large and difficult to reduce is often related to hyperbolic expressions or hyperbole. Hyperbole is a figure of speech that involves an exaggeration for rhetorical effect.
For instance, when an author describes something as being more numerous than can be literally counted or estimated, they are employing hyperbole to stress its vastness or significance.
This can be seen in literature, such as when Wordsworth describes a field of daffodils using the hyperbolic number of 'ten thousand' to emphasize their abundance, even though he likely did not literally count them.
Similarly, scientific notation is used in mathematics and science to express extremely large numbers, such as astronomical distances or very small measurements like atomic masses, in a manageable form without writing many zeroes.
In terms of understanding complex or vast quantities, sometimes concepts in life such as love or friendship are too invaluable to quantify, signifying the immense value that defies traditional measurements.
Additionally, the use of scientific notation allows for the expression of large or small quantities in a succinct and clear manner, making it easier to comprehend numbers that would otherwise be overwhelmingly complex due to the sheer amount of digits.