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English to English noun
| 1 |
a collection of things sharing a common attribute |
• there are two classes of detergents
source: wordnet30
| 2 |
a general concept that marks divisions or coordinations in a conceptual scheme | source: wordnet30
| 3 |
One of the highest classes to which the objects of knowledge or thought can be reduced, and by which they can be arranged in a system; an ultimate or undecomposable conception; a predicament. | source: webster1913
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