small part or quantity intended to show what whole is like. Small quantities of something used as a taster. take sample or samples of something for analysis.

Factual proof that helps to establish the truth. be or show evidence of.

To regularly pay to receive a service.

series of actions towards achieving something. Sets of changes that occur slowly and naturally. To organize and use data in a computer.

Occasion when something can be seen, e.g. a movie. To reveal or allow something to be seen.

All of space that contains planets and stars.

form idea of amount, number, or value of.

continuing or valid to final destination. expressing movement into one side and out of other side of opening etc.. moving in one side and out of other side of.

persistence in doing something despite difficulty in achieving success.

Concerning, involving or caused by being microbes.

person who is studying or has expert knowledge of one or more of natural or physical sciences. People who are trained in a science.

causing great surprise or wonder. To cause wonder; to surprise completely.

place or position.

(of phone call) paid for by person receiving it. By asking the receiver of a call to pay for it. To ask for money, e.g. for a charity.

Capable of happening or becoming reality. latent qualities that may be developed.