Index:

Noun:

1. An alphabetical list of names, subjects, etc., with references to the places where they occur, typically found at the end of a book.
2. A sign or measure of something.
3. A number or ratio derived from a series of observations and used as an indicator or measure.

Verb:

1. To record (names, subjects, etc.) in an index.
2. To serve as an index or indicator of.

Prepositions:

• “Of” (index of)
• “In” (index in)
• “To” (index to)
• “For” (index for)

Collocations:

• Index number, index finger, price index, index card, create an index, economic index, stock index, index entry, index of, reference index.

Example Sentences:

1. The book’s index is located at the back.
2. She used the index to find the chapter on dinosaurs.
3. The consumer price index rose by 2% last month.
4. He pointed with his index finger.
5. The index of the book was very detailed.
6. The stock index fell sharply today.
7. The library index helped me find the book quickly.
8. The index number for inflation is high.
9. The index finger is the first finger next to the thumb.
10. The economic index shows signs of improvement.
11. She carefully indexed all the files.
12. The reference index includes all sources cited.
13. The index of refraction measures how light bends.
14. The book is well-indexed for easy reference.
15. They created an index for the new catalog.
16. The data was indexed for quick retrieval.
17. He used an index card to write down his notes.
18. The report included an index of all terms used.
19. The index in the back of the book was very useful.
20. The index for this quarter indicates growth.
21. The index shows the locations of key terms.
22. The teacher asked the students to index their projects.
23. The stock index has been volatile this week.
24. The index value helps measure economic performance.
25. The library uses an electronic index system.
26. The index entry for her name was missing.
27. They developed an index to track changes over time.
28. The price index for goods increased significantly.
29. She indexed the book’s content for better navigation.
30. The index of the report was easy to navigate.
31. The doctor checked his patient’s body mass index.
32. The subject index was divided into several categories.
33. The school project required an index for all sources.
34. The temperature index indicated a heatwave.
35. The book’s index made finding information easy.
36. The financial index predicted market trends.
37. The index cards were organized alphabetically.
38. The company’s performance index is improving.
39. The glossary and index sections were very helpful.
40. The book’s index was missing, making it hard to use.
41. The researcher compiled an index of key terms.
42. The index of industrial production rose last month.
43. The author indexed all chapters meticulously.
44. The happiness index measures citizens’ well-being.
45. The product index listed all available items.
46. The index was updated to include new references.
47. The health index showed a decline in wellness.
48. The author’s name appeared in the index several times.
49. The index helped students find topics quickly.
50. The company used the index to analyze market trends.