Despite the harsh desert environment, a number of animals do venture into and live in the Patagonian desert.
The definition of trivial is insignificant, or of no importance. 1  An example of something trivial is forgetting a grocery list before going to the store. 2  An example of something trivial is the day-to-day chore of washing dishes.
Shortly after that trivial is recorded in the sense most familiar to us, of little importance or significance, making it a word now used of things less weighty than grammar, rhetoric, and logic.