The key difference between DVD and Blu-ray/HD-DVD is that DVD is a standard definition format in which disc information is encoded in 480i resolution, while Blu-ray/HD-DVD disc information can be encoded up to 1080p.
Definition of Understatement. Understatement is way of speaking which minimizes the significance of something. When using understatement, a speaker or writer often employs restraint in describing the situation at hand and uses an expression with less emphasis or strength than would be expected.
What is 'understatement'? Understatement is used when a speaker wants to a make a situation seem less strong or important than it is. For example, think about this situation: You have taken ten exams in school and passed them all with a score of 100%. Someone asks you: 'How did you do on your test?' You answer: 'I did OK.' This is understatement. We can also call this modesty. It would not be understatement to say: 'I did fantastic! I had the best result! Iâm wonderful!' We would call this a boast. Being polite using 'understatment'. In spoken English we use understatement when we want to be tactful. For example take a look at Bobâ¦ How would you describe him? Itâs not polite to call him 'fat'. Here we can use 'understatement' to be polite. Take a look at these set of expressions. All of these are ways we would use understatement to describe Bob. 1  He's not the thinnest person in the world. 2  He's a little on the big side. 3  I wouldnât say he was thin.