释义 |
Definition of meta- in English: meta-(also met-) combining formˈmɛtə 1Denoting a change of position or condition. 2Denoting position behind, after, or beyond. 3Denoting something of a higher or second-order kind. 4Chemistry Denoting substitution at two carbon atoms separated by one other in a benzene ring, e.g. in 1,3 positions. Compare with ortho- and para- (sense 2) 5Chemistry Denoting a compound formed by dehydration.
Origin From Greek meta 'with, across, or after'. Definition of meta- in US English: meta-(also met-) combining formˌmɛtə 1Denoting a change of position or condition. 2Denoting position behind, after, or beyond. 3Denoting something of a higher or second-order kind. 4Chemistry Denoting substitution at two carbon atoms separated by one other in a benzene ring, e.g. in 1,3 positions. Compare with ortho- and para- 5Chemistry Denoting a compound formed by dehydration.
Origin From Greek meta ‘with, across, or after’. |