Definition of Class

1. Noun. A collection of things sharing a common attribute. "There are two classes of detergents"

2. Verb. Arrange or order by classes or categories. "How would you classify these pottery shards--are they prehistoric?"

3. Noun. A body of students who are taught together. "Early morning classes are always sleepy"
Exact synonyms: Course, Form, Grade
Generic synonyms: Assemblage, Gathering
Specialized synonyms: Master Class, Discussion Section, Section

4. Noun. People having the same social, economic, or educational status. "An emerging professional class"

5. Noun. Education imparted in a series of lessons or meetings. "Flirting is not unknown in college classes"

6. Noun. A league ranked by quality. "Princeton is in the NCAA Division 1-AA"
Exact synonyms: Division
Generic synonyms: Conference, League
Derivative terms: Classify, Classify

7. Noun. A body of students who graduate together. "She was in my year at Hoehandle High"
Exact synonyms: Year
Generic synonyms: Assemblage, Gathering
Specialized synonyms: Graduating Class, Senior Class, Junior Class, Sophomore Class, Freshman Class

8. Noun. (biology) a taxonomic group containing one or more orders.
Specialized synonyms: Class Schizomycetes, Schizomycetes, Class Cyanobacteria, Class Cyanophyceae, Cyanophyceae, Class Sarcodina, Sarcodina, Actinopoda, Subclass Actinopoda, Rhizopoda, Subclass Rhizopoda, Ciliata, Ciliophora, Class Ciliata, Class Ciliophora, Infusoria, Subclass Infusoria, Chrysophyceae, Class Chrysophyceae, Class Heterokontae, Heterokontae, Class Xanthophyceae, Xanthophyceae, Bacillariophyceae, Class Bacillariophyceae, Class Diatomophyceae, Diatomophyceae, Class Phaeophyceae, Phaeophyceae, Class Cyclosporeae, Cyclosporeae, Class Euglenophyceae, Euglenophyceae, Chlorophyceae, Class Chlorophyceae, Class Ulvophyceae, Ulvophyceae, Charophyceae, Class Charophyceae, Class Rhodophyceae, Rhodophyceae, Class Flagellata, Class Mastigophora, Flagellata, Mastigophora, Subclass Zoomastigina, Zoomastigina, Phytomastigina, Subclass Phytomastigina, Class Cryptophyceae, Cryptophyceae, Class Sporozoa, Sporozoa, Subclass Telosporidia, Telosporidia, Acnidosporidia, Subclass Acnidosporidia, Cnidosporidia, Subclass Cnidosporidia, Ascidiaceae, Class Ascidiaceae, Class Thaliacea, Thaliacea, Class Larvacea, Larvacea, Agnatha, Superclass Agnatha, Gnathostomata, Superclass Gnathostomata, Class Placodermi, Placodermi, Chondrichthyes, Class Chondrichthyes, Holocephali, Subclass Holocephali, Elasmobranchii, Selachii, Subclass Elasmobranchii, Subclass Selachii, Aves, Class Aves, Archaeornithes, Subclass Archaeornithes, Amphibia, Class Amphibia, Class Reptilia, Reptilia, Anapsida, Subclass Anapsida, Lepidosauria, Subclass Lepidosauria, Archosauria, Subclass Archosauria, Subclass Synapsida, Synapsida, Chelicerata, Superclass Chelicerata, Arachnida, Class Arachnida, Superclass Myriapoda, Class Pauropoda, Pauropoda, Class Symphyla, Symphyla, Class Tardigrada, Tardigrada, Chilopoda, Class Chilopoda, Class Diplopoda, Class Myriapoda, Diplopoda, Myriapoda, Class Mammalia, Mammalia, Prototheria, Subclass Prototheria, Pantotheria, Subclass Pantotheria, Metatheria, Subclass Metatheria, Eutheria, Subclass Eutheria, Class Hyalospongiae, Hyalospongiae, Class Scyphozoa, Scyphozoa, Class Hydrozoa, Hydrozoa, Actinozoa, Anthozoa, Class Actinozoa, Class Anthozoa, Class Nuda, Nuda, Class Tentaculata, Tentaculata, Class Turbellaria, Turbellaria, Class Trematoda, Trematoda, Cestoda, Class Cestoda, Aphasmidia, Class Aphasmidia, Class Phasmidia, Phasmidia, Archiannelida, Class Archiannelida, Class Oligochaeta, Oligochaeta, Class Polychaeta, Polychaeta, Class Hirudinea, Hirudinea, Class Scaphopoda, Scaphopoda, Class Gasteropoda, Class Gastropoda, Gasteropoda, Gastropoda, Opisthobranchia, Subclass Opisthobranchia, Amphineura, Subclass Amphineura, Class Polyplacophora, Polyplacophora, Bivalvia, Class Bivalvia, Class Lamellibranchia, Class Pelecypoda, Lamellibranchia, Cephalopoda, Class Cephalopoda, Dibranchia, Dibranchiata, Subclass Dibranchia, Subclass Dibranchiata, Class Crustacea, Crustacea, Malacostraca, Subclass Malacostraca, Entomostraca, Subclass Entomostraca, Branchiopoda, Subclass Branchiopoda, Copepoda, Subclass Copepoda, Ostracoda, Subclass Ostracoda, Cirripedia, Subclass Cirripedia, Class Onychophora, Onychophora, Class Hexapoda, Class Insecta, Hexapoda, Insecta, Exopterygota, Hemimetabola, Subclass Exopterygota, Asteroidea, Class Asteroidea, Class Ophiuroidea, Ophiuroidea, Ophiurida, Subclass Ophiurida, Euryalida, Subclass Euryalida, Class Echinoidea, Echinoidea, Class Crinoidea, Crinoidea, Class Holothuroidea, Holothuroidea, Hominoidea, Superfamily Hominoidea, Channidae, Class Channidae, Class Osteichthyes, Osteichthyes, Crossopterygii, Subclass Crossopterygii, Dipnoi, Subclass Dipnoi, Subclass Teleostei, Teleostei, Anthoceropsida, Class Anthoceropsida, Bryopsida, Class Bryopsida, Class Musci, Musci, Class Hepaticae, Class Hepaticopsida, Hepaticae, Hepaticopsida, Class Gymnospermae, Division Gymnospermophyta, Gymnospermae, Gymnospermophyta, Class Gnetopsida, Gnetophyta, Gnetophytina, Gnetopsida, Subdivision Gnetophytina, Class Cycadopsida, Cycadophyta, Cycadophytina, Cycadopsida, Subdivision Cycadophyta, Subdivision Cycadophytina, Class Pteridospermopsida, Pteridospermopsida, Class Coniferopsida, Coniferophyta, Coniferophytina, Coniferopsida, Subdivision Coniferophytina, Class Pinopsida, Pinophytina, Pinopsida, Subdivision Pinophytina, Class Taxopsida, Subdivision Taxophytina, Taxophytina, Taxopsida, Class Ginkgophytina, Class Ginkgopsida, Ginkgophytina, Ginkgopsida, Subdivision Ginkgophyta, Subdivision Ginkgophytina, Angiospermae, Anthophyta, Class Angiospermae, Division Anthophyta, Division Magnoliophyta, Magnoliophyta, Class Dicotyledonae, Class Dicotyledones, Class Magnoliopsida, Dicotyledonae, Dicotyledones, Magnoliopsida, Magnoliidae, Ranalian Complex, Subclass Magnoliidae, Class Liliopsida, Class Monocotyledonae, Class Monocotyledones, Liliopsida, Monocotyledonae, Monocotyledones, Alismatidae, Subclass Alismatidae, Arecidae, Subclass Arecidae, Commelinidae, Subclass Commelinidae, Caryophyllidae, Subclass Caryophyllidae, Asteridae, Subclass Asteridae, Rosidae, Subclass Rosidae, Hamamelidae, Subclass Hamamelidae, Dilleniidae, Subclass Dilleniidae, Liliidae, Subclass Liliidae, Class Zygomycetes, Zygomycetes, Class Myxomycetes, Myxomycetes, Acrasiomycetes, Class Acrasiomycetes, Class Oomycetes, Oomycetes, Chytridiomycetes, Class Chytridiomycetes, Class Eumycetes, Eumycetes, Class Deuteromycetes, Deuteromycetes, Basidiomycetes, Class Basidiomycetes, Homobasidiomycetes, Subclass Homobasidiomycetes, Heterobasidiomycetes, Subclass Heterobasidiomycetes, Class Hymenomycetes, Hymenomycetes, Ascomycetes, Class Ascomycetes, Euascomycetes, Subclass Euascomycetes, Class Hemiascomycetes, Hemiascomycetes, Class Plectomycetes, Plectomycetes, Class Pyrenomycetes, Pyrenomycetes, Discomycetes, Subclass Discomycetes, Class Gasteromycetes, Class Gastromycetes, Gasteromycetes, Gastromycetes, Class Tiliomycetes, Tiliomycetes, Class Filicinae, Class Filicopsida, Filicinae, Filicopsida, Class Psilopsida, Class Psilotatae, Psilopsida, Psilotatae, Class Equisetatae, Class Sphenopsida, Equisetatae, Sphenopsida, Class Lycopodiate, Class Lycopsida, Lycopodiate, Lycopsida, Class Lycopodineae, Lycopodineae
Category relationships: Biological Science, Biology
Generic synonyms: Taxon, Taxonomic Category, Taxonomic Group
Group relationships: Phylum
Member holonyms: Order
Derivative terms: Classify, Classify

9. Noun. Elegance in dress or behavior. "She has a lot of class"
Generic synonyms: Elegance
Language type: Colloquialism
Derivative terms: Classy

Definition of Class

1. n. A group of individuals ranked together as possessing common characteristics; as, the different classes of society; the educated class; the lower classes.

2. v. t. To arrange in classes; to classify or refer to some class; as, to class words or passages.

3. v. i. To grouped or classed.

Definition of Class

1. Noun. A group, collection, category or set sharing characteristics or attributes. ¹

2. Noun. 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. ¹

3. Noun. The division of society into classes. ¹

4. Noun. Admirable behavior; elegance. ¹

5. Noun. (countable and uncountable) A group of students in a regularly scheduled meeting with a teacher. ¹

6. Noun. A series of classes covering a single subject. ¹

7. Noun. A group of students who commenced or completed their education during a particular year. A school class. ¹

8. Noun. A category of seats in an airplane, train or other means of mass transportation. ¹

9. Noun. (biology taxonomy countable) A rank in the classification of organisms, below phylum and above order; a taxon of that rank. ¹

10. Noun. (computing) A set of objects having the same behavior (but typically differing in state), ''or'' a template defining such a set. ¹

11. Noun. (mathematics) A collection of sets definable by a shared property. ¹

12. Noun. Best of its kind. ¹

13. Noun. (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. ¹

14. Verb. (transitive) To assign to a class. ¹

15. Verb. (intransitive) To be grouped or classed. ¹

16. Adjective. (context: Irish British slang) great; fabulous ¹

¹ Source:

Definition of Class

1. to classify [v -ED, -ING, -ES] - See also: classify

Medical Definition of Class

1. A taxonomic classification between division or phylum and order. (09 Oct 1997)

Lexicographical Neighbors of Class

clasp-knife effect
clasp-knife rigidity
clasp-knife spasticity
clasp arm
clasp guideline
clasp knife

Literary usage of Class

Below you will find example usage of this term as found in modern and/or classical literature:

1. Bulletin by American delphinium society, Texas Engineering Experiment Station, Agricultural and Mechanical College of Texas (1912)
"ALUMNI class SECRETARIES The graduates listed below have been elected by ... It is hoped that all the members of each class will put themselves into as ..."

2. Bulletin by United States (1918)
"OR class. An evening industrial school or class is one established and maintained ... Such a class is usually given in the evening, but may be given in the ..."

3. The Constitution of the United States of America: With an Alphabetical William Hickey, United States by William Hickey, United States (1854)
"455 class No. 7. THE JOURNAL or Record of the Senate on trials of impeachment, from March 4,1789, to March 3,1861 456 DESCRIPTION of the Legislative ..."

4. Publishers Weekly by Publishers' Board of Trade (U.S.), Book Trade Association of Philadelphia, American Book Trade Union, Am. Book Trade Association, R.R. Bowker Company (1881)
"Ruling 69, page 649, January, 1881, Postal Guide, applies only to exchanges of publications which have been regularly entered as second-class mail-matter. ..."

5. Proceedings by American Society of Civil Engineers (1902)
"Louisiana class 145. Equipment for and methods used in distributing water ... class 148. Inland navigation; improvement of rivers; construction of canals, ..."

6. Bulletin by National Electric Light Association (1911)
"The membership report showed the following membership for July 10: class A, ... On motion of Mr. Williams, the applications of the various class A and class ..."

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