a lt i t u d e [aeltety'uid] n. The altitude of a place is its height above sea level.
-» The air was thin at such a high altitude on the mountain. Coastline [koustlain] n. A coastline is the outline of a country’s coast.
-> He noticed that most of the cities in Australia are on the coastline. deter [ditar] v. To deter means to prevent or discourage someone from doing something.
—* Icy roads deter people from driving their cars. devise [divaiz] v. To devise something means to have an idea or plan about it in the mind.
-> The thieves devised a plan to steal the diamonds. expertise [ekspa:/ti:z] n. Expertise is the knowledge and skills to do something well.
—► John has a lot of advertising expertise. He can sell anything! fracture [fraektja:r] n. A fracture is a crack or break in something.
—► Don’t stand on that teg because there is a fracture. It might get worse. impair [impear] V. To impair something means to damage it or make it worse.
-* Drinking coffee impairs my ability to go to sleep. implement [implement] v. To implement something means to ensure that what has been planned is done.
—► The school decided to implement a new teaching strategy. indigenous [indid 3
anas] adj. If something is indigenous, it is originally from, or native to, a place.
-* Tomatoes are indigenous to the Americas. insight [msait] n. Insight is a deep and accurate understanding of something.
-» The physics textbook gave the student new insight about gravity.