Dizionario

class

class (third-person singular simple present classes, present participle classing, simple past and past participle classed)

1. (transitive) To assign to a class.

   I would class this with most of the other mediocre works of the period.

class (countable and uncountable; plural classes)

1. (countable) A group, collection, category or set sharing characteristics or attributes.

   The new Ford Fiesta is set to be best in the small family class.

   That is one class-A heifer you got there, sonny.

   Often used to imply membership of a large class.

   This word has a whole class of metaphoric extensions.

   • 2011 October 1, Saj Chowdhury, “Wolverhampton 1 - 2 Newcastle”, BBC Sport:

     The Magpies are unbeaten and enjoying their best run since 1994, although few would have thought the class of 2011 would come close to emulating their ancestors.

2. (countable) A social grouping, based on job, wealth, etc. In Britain, society is commonly split into three main classes; upper class, middle class and working class.
3. (uncountable) The division of society into classes.

   Jane Austens works deal with class in 18th-century England.

4. (uncountable) Admirable behavior; elegance.

   Apologizing for losing your temper, even though you were badly provoked, showed real class.

5. (countable and uncountable) A group of students in a regularly scheduled meeting with a teacher.

   The class was noisy, but the teacher was able to get their attention with a story.

6. A series of classes covering a single subject.

   I took the cooking class for enjoyment, but I also learned a lot.

7. (countable) A group of students who commenced or completed their education during a particular year. A school class.

   The class of 1982 was particularly noteworthy.

8. (countable) A category of seats in an airplane, train or other means of mass transportation.

   I used to fly business class, but now my company can only afford economy.

9. (biology, taxonomy, countable) A rank in the classification of organisms, below phylum and above order; a taxon of that rank.

   Magnolias belong to the class Magnoliopsida.

10. (computing) A set of objects having the same behavior (but typically differing in state), or a template defining such a set.
11. (mathematics) A collection of sets definable by a shared property.

    The class of all sets is not a set.

12. Best of its kind.

    It is the class of Italian bottled waters.

    • 1913 Jun 27, “The Crime Is Not in Making a Mistake, but in Repeating It.”, Chicago Tribune:

      The mark made by Cory a new Central A. U. mark and he appears to be the class of the field in this event.

    • 1929 Oct 27, “89,000 Watch So. California Defeat Stanford, 7 to 0”, Chicago Tribune:

      University of Southern Californias 7 to 0 defeat of the mighty Cardinal team ranked the victors the class of the far west

    • 2009 May 8, “Waianae forces OIA rematch”, Honolulu Star-Bulletin:

      Roosevelt (14-1) looked very much like the class of the OIA.

13. (military) A group of people subject to be conscripted in the same military draft, or more narrowly those persons actually conscripted in a particular draft.

class (not comparable)

1. (Ireland, UK, slang) great; fabulous