Being what was wanted or needed. used to greet someone in polite or friendly way. Friendly greeting to someone who has arrived. To greet someone who has just arrived.

intellectual and practical activity encompassing systematic study of structure and behaviour of physical and natural world.

specialist in particular branch of study. Educated people who attend or attended school.

ability to read and write.

Organization studying science, engineering etc.. introduce or establish.

In a manner related to the body.

To make something larger in size, number, amount.

grounds and buildings of university or college. Grounds of an institution, e.g. a university.

set of related measures. Plans or schedule of events. To make someone act or think in a certain way.

block hole.

political, religious, or commercial assignment.

Any of a group of RNA viruses that cause a variety of diseases in humans and other animals..

To close something, e.g. a door.

School that specializes in certain subjects.

action of helping or doing work for someone. Maintenance of machineries so it runs well, e.g. cars. To help or do work for someone, e.g. in a store.