Optimism is a mental attitude or world view. A common idiom used to illustrate optimism versus pessimism(alternative world view) is a glass with water at the halfway. With the most heroic optimism, this Rocky Mountain Company persevered until, in 1906, it had created a seventy- thousand-mile nerve-system for the far West. Choosing Your Definition It is important to pick out a term or definition that is not a concrete object. For instance, most people can agree on the definition of cat. noun 1. a disposition or tendency to look on the more favorable side of events or conditions and to expect the most favorable outcome. 2. the belief that good. “I was worried about the borders issue and the tribalism in South Sudan, but I was optimistic,” says Nyuon. Silliness definition essay The essay explains the meaning of silliness. To provide personal viewpoint on the issue, past experiences and observations are being applied. Writing a definition essay. A definition essay is an essay concentrated on the explanation of the meaning of a definite term. The term may be analyzed from the. What is a Definition Essay? A definition essay is writing that explains what a term means. Some terms have definite, concrete meanings, such as glass, book, or tree. Both of them expressed optimism about the future of the town. The early sales reports are cause for optimism. There is growing optimism that the problem can be corrected. Related Articles. Extended-Definition Essay Topic: Values; 400 Topic Suggestions for Essays and Speeches; Extended Definitions in Essays and Speeches.