clearly defined or identified. medicine or remedy effective in treating particular disease.

application of scientific knowledge for practical purposes.

point where things meet and interact. Places where things come together to communicate. To interact together or cause to interact.

Being what was wanted or needed. used to greet someone in polite or friendly way. instance or manner of greeting someone. To accept or receive something happily and gladly.

action of making best use of situation or resource. Efforts to make as effective as possible.

existing or occurring before in time or order.

person who purchases goods and services. People who buy goods or services.

added, extra, or supplementary to what is already present or available.

To improve; make bigger or better.

conventional. conventional ideas or activities. bring into mainstream.

thing that bears weight of something or keeps it upright. To help prove or show that something is true.

way person or thing looks.

To make something smaller or use less of it.

Main; important. Special report in a magazine or paper. To highlight or give special importance to.

Act of doing something.