Study of past events as an academic subject.

arithmetical value expressed by word, symbol, or figure. Particular songs or dances performed during shows. To claim to be part of a larger group, series, set.

economic activity involving processing of raw materials and manufacture of goods. Factories or businesses that make certain products.

When one thing is replaced by another.

An extraordinary extent or degree.

Concerned with strategy; well thought out.

relating to or making use of form of tape transport, used mainly to provide backup storage. method of relaying data over computer network as steady continuous stream. To send a constant flow of data over the internet.

key fact, point, or idea to be remembered. Concession made by a labor union to a company that is trying to lower its expenditures.

more distant in space. at, to, or by greater distance. (Used to introduce an additional point); also. help or promote.

Number of people who live in a country, area etc..

To focus particular attention on; draw attention.

solid substance that has conductivity between that of insulator and that of most metals.

continuing.

feature that renders something less acceptable. A disadvantage or problem.