Collins English-English Dictionary

class [klɑːs]

1. 1. n a collection or division of people or things sharing a common characteristic, attribute, quality, or property

2. 2. n a group of persons sharing a similar social position and certain economic, political, and cultural characteristics

3. 3. n (in Marxist theory) a group of persons sharing the same relationship to the means of production

4. 4. n the pattern of divisions that exist within a society on the basis of rank, economic status, etc

5. 5. n (as modifier)

   the class struggle

   class distinctions

6. 6. n a group of pupils or students who are taught and study together

7. 7. n a meeting of a group of students for tuition

8. 8. n [chiefly US] a group of students who graduated in a specified year

   the class of '53

9. 9. n [in combination and as modifier] [Brit] a grade of attainment in a university honours degree

   second-class honours

10. 10. n one of several standards of accommodation in public transport - See also first class second class third class

11. 11. n [informal] excellence or elegance, esp in dress, design, or behaviour

    that girl's got class

12. 12. n (as modifier)

    a class act

13. 13. n outstanding speed and stamina in a racehorse

14. 14. n (as modifier)

    the class horse in the race

15. 15. n [biology] any of the taxonomic groups into which a phylum is divided and which contains one or more orders. Amphibia, Reptilia, and Mammalia are three classes of phylum Chordata

16. 16. n another name for set

17. 17. vb to have or assign a place within a group, grade, or class

18. 18. vb [Etymology] C17: from Latin classis class, rank, fleet; related to Latin calare to summon