system

Everyday

1. A system is a group of parts that work together as a whole, like the solar system or the digestive system. tree →
2. A system is also a planned way of doing something, like a system for tidying the classroom. tree →
3. A system can be a set of rules or ideas that people use, like the number system or a school system. tree →
4. A computer system is a computer with its programs. tree →
5. The system can mean the rules and people in charge of a country or organisation. tree →

In the lessons

In science: the solar system (the Sun and its planets), body systems (digestive, skeletal, circulatory, nervous), ecosystems. In maths: the number system (base ten), the metric system (metres, grams, litres), the imperial system (feet, pounds). In everyday life: a system for jobs, the bus system, a sound system. Phrases: «solar system», «digestive system», «metric system», «immune system», «a good system», «get it out of your system» (stop feeling something strongly).

Examples

• The Sun is at the centre of our solar system. tree →
• Your digestive system breaks down food. tree →
• We use the metric system to measure in science. tree →
• Our class has a system for giving out books. tree →
• The computer system crashed, so we couldn't print. tree →
• Your immune system fights germs. tree →
• The city's bus system is easy to use. tree →
• Our number system is based on tens. tree →
• A school is a system with many parts. tree →
• "It must be some degenerate species," said he; "I do not know it, and it is not mentioned in any system." tree →

Note

Countable: «a system, systems». Adjective: «systematic» (done step by step, in order). Spelled with a y after the s: «system», not «sistem». The «solar system» has eight planets.

In Jewish tradition

Interpretation: Commentators speak of the "system" of Sefer Yetzirah, its ordered scheme of letters, numbers and Sefirot, and of the vowel-point system that scholars say came later. In the primary lessons: In science: the solar system (the Sun and its planets), body systems (digestive, skeletal, circulatory, nervous), ecosystems. In maths: the number system (base ten), the metric system (metres, grams, litres), the imperial system (feet, pounds). In everyday life: a system for jobs, the bus system, a sound system. Phrases: «solar system», «digestive system», «metric system», «immune system», «a good system», «get it out of your system» (stop feeling something strongly).

Examples

• We find this very idea in the Pythagorean system. (Sefer Yetzirah, Kalisch 1877) tree →
• The system of points in writing Hebrew was not perfected until the seventh century, and even then was not in constant use. (Sefer Yetzirah, Westcott 1893) tree →
• Ginsburg asserts that the system of vowel polluting was invented by a Rabbi Mocha in Palestine about a.d. 570, who designed it to assist his pupils. (Sefer Yetzirah, Westcott 1893) tree →

Note

Countable: «a system, systems». Adjective: «systematic» (done step by step, in order). Spelled with a y after the s: «system», not «sistem». The «solar system» has eight planets.