Explanations and Definitions

Texts containing technical terminology frequently contain definitions and explanations. This is particularly the case if the text is aimed at non-experts or students of technical subjects or if the purpose of the text is to inform specialists about new developments.

1.Common words and expressions used in definitions or explanations are listed below.

Examples:

1. A computer isan electronic device.

2. Printers areoutput devices.

3. The term 'computer' refers tothe processor plus the internal memory.

4. A microchip can be defined asa tiny piece of silicon or similar material carrying an integrated circuit.

5. By peripherals we meanthose devices attached to the computer.

2.Some definitions and explanations give further distinguishing characteristics by means of a defining relative clause.

Examples:

1. A computer is an electronic device which/that processes information.

2. Tapes and disks are memory devices which/that can be stored away for future use.

3. A programmer is a person who/that prepares programs to solve problems.

4. The arithmetic-logical unit is the part of the CPU where arithmetic and decision-making operations are done.

Note: The relative pronouns used in this type of definition or explanation will be who or that for people, when for a period of time, where for a place or location, and that or which for things.

3. Another way of defining or explaining is to use a noun, a noun phrase, or a clause separated from the rest of the sentence by commas or dashes.

Examples:

1. Computers – electronic devices for processing information– are поw used in practically every aspect of life.(noun phrase)

2. Turnkey systems complete hardware/software products which are ready for use, are available from many suppliers.(clause)

Appendix 2

Аффиксы английского языка