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单词 class
释义 class
I. \ˈklas, -aa(ə)s, -ais, -ȧs\ noun
(-es)
Usage: often attributive
Etymology: French classe, from Latin classis class, men called to arms, fleet; akin to Latin calare to call, summon — more at low
1.
 a. : one group of a usually society-wide grouping of people according to social status, political or economic similarities, or interests or ways of life in common
  < the ruling class >
  < the upper and lower classes >
  < the entrepreneurial class >
  < these occupational classes are admittedly not internally homogeneous in respect to such class criteria as “income”, “prestige” or “social equality” — Louis Schneider >
  < class-conscious behavior >
  — see caste
 b. : social rank; especially : high social rank
  < a feeling of class >
 c. : an economic or social rank above that of the proletariat
  < the classes as opposed to the masses >
  — usually used in plural
 d. : high quality or outstanding ability : mettle
  < the actors were adequate but without real class >
 e. slang : elegance in appearance or outward behavior : ostentation — usually used to express naīve admiration
  < this hotel certainly has class >
  or ironic appraisal — see classy
2.
 a. : a course of instruction especially considered apart from other courses
  < education can no longer be separated into courses or classes in half a dozen main subjects >
 b. : a body of students meeting regularly to study the same subject under the guidance of an instructor, to listen to lectures, or to engage in guided discussions or in recitations
  < a Spanish class >
  < a Bible class >
 c. : the period during which such a body meets or the meeting itself
 d. at Brit universities : the final rating achieved by a student reading for Honours
  < a First-Class Honours degree >
  — distinguished from pass
 e. : a body of alumni who have graduated or of students who expect to graduate in the same year from the same institution : a body of students having similar academic standing
  < donated by the class of 1925 >
 f. : a church group consisting of approximately 12 members under the direction of a class leader formed for religious study and instruction in early Methodism and continued in some Methodist bodies today
3. : a group, set, or kind marked by common attributes or a common attribute
 < any class or description of persons — R.B.Taney >
 < such contraptions are symbolic of a whole class of labor-saving devices — F.L.Allen >
as
 a. : a major category in biological taxonomy ranking above the order, in modern taxonomy falling below the phylum or division and in the Linnaean system being the highest category
  < the class Musci includes all the mosses >
 b. : set 44b
4. : a group, division, distinction, or rating based on quality, degree of competence, or condition
 < a class of travel accommodation >
 < a class A movie >
 < a class B tuberculosis patient >
5. : one of the genders usually not associated with sex and often greatly exceeding three in number into which nouns are divided in the Bantu languages and some others
Synonyms:
 category, genus, species, denomination, genre, predicament: these words are herein discussed only in their general, nonspecialized use, and the following comments may be inapplicable to such studies as philosophy and the sciences. class is a very general term for a group including all individuals with a common characteristic
  < as soon as we employ a name to connote attributes, the things … which happen to possess those attributes are constituted ipso facto as a class — J.S.Mill >
  class sometimes suggests a value judgment as a basis of classification
  < a libel of the lowest class, both in sentiment and language — T.B.Macaulay >
  < the class of nominal Christians for whom there might be a chance — R.M.Lovett >
  category may be interchangeable with class but is sometimes more precise in suggesting classification or grouping on the basis of a certain readily perceived criterion or on a predication, often an explicit one
  < we cannot approach a work of art with our laws and categories. We have to comprehend the artist's own values — Havelock Ellis >
  < none of the writings of the fathers of the English Chuch belongs to the category of speculatve philosophy — T.S.Eliot >
  genus and species, scientific in their suggestion, may differ in that the first may imply a larger, less specific group, the latter a smaller, more specific one
  < English society, in other words, is … a species of a larger cultural genus — Morris Watnick >
  < the word “infringement” is almost never used to describe acts of the genus, unfair competition. It is applied only to the species, namely trademark misuse — Beverly W. Pattishall >
  denomination usually indicates that the group under consideration has been or may be named explicitly and clearly; it is common in religious use
  < Methodist, Presbyterian, and other denominations >
  and use with a series of closely related units
  < denominations of currency >
  genre refers to a specific, named type; its use is mainly restricted to literature and art
  < some of his prose poems, a genre … which he invented — Saturday Review >
  < the larger literary types or genres, such as the drama or novel — Max Lerner & Edwin Mims >
  predicament is a rather uncommon synonym for category, especially in situations showing a close Aristotelian connection.
II. transitive verb
(-ed/-ing/-es)
1. : to divide or distribute into classes : classify
 < class wool by grade and staple >
2. : to place in a class — often used with with or among
 < classed as one of the world's greatest men >
III. noun
1. : a group of adjacent and discrete or continuous values of a random variable
2. : a mathematical set ; especially : a collection of all the sets having a particular property
 < the class of groups includes all possible mathematical groups >
— see category herein
3. : the best of its kind
 < the class of the league >
4. : a data type in object-oriented programming that consists of a group of programming objects with the same properties and behaviors and that is arranged in a hierarchy with other such data types — compare object herein
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更新时间:2024/9/20 17:00:01