pie chart
noun /ˈpaɪ tʃɑːt/
/ˈpaɪ tʃɑːrt/
- a diagram consisting of a circle that is divided into sections to show the size of particular amounts in relation to the whole
enlarge image- Produce a pie chart of each week's figures.
- The pie chart showed that the computer had very little memory left.
- There are limitations to the use of pie charts.
Language Bank illustrateillustrateReferring to a chart, graph or table- This bar chart illustrates how many journeys people made on public transport over a three-month period.
- This table compares bus, train, and taxi use between April and June.
- The results are shown in the chart below.
- In this pie chart, the survey results are broken down by age.
- This pie chart breaks down the survey results by age.
- As can be seen from these results, younger people use buses more than older people.
- According to these figures, bus travel accounts for 60% of public transport use.
- From the data in the above graph, it is apparent that buses are the most widely used form of public transport.
Language Bank processprocessDescribing a processTopics Maths and measurementb2- This diagram illustrates the process of paper-making./This diagram shows how paper is made.
- First/First of all, logs are delivered to a paper mill, where the bark is removed and the wood is cut into small chips.
- Next/Second, the wood chips are pulped, either using chemicals or in a pulping machine.
- Pulping breaks down the internal structure of the wood and enables/allows the natural oils to be removed.
- Once/After the wood has been pulped, the pulp is bleached in order to remove impurities. /…is bleached so that impurities can be removed.
- The next stage is to feed the pulp into the paper machine, where it is mixed with water and then poured onto a wire conveyor belt.
- As the pulp travels along the conveyor belt, the water drains away. This causes the solid material to sink to the bottom, forming a layer of paper.
- At this point the new paper is still wet, so it is passed between large heated rollers, which press out the remaining water and simultaneously dry the paper/…dry the paper at the same time.
- The final stage is to wind the paper onto large rolls./Finally, the paper is wound onto large rolls.
Word Origin1920s: because of the resemblance of the graph to a pie divided into portions.
