Definition of atactic in English:

atactic

adjective əˈtaktɪkāˈtaktik

Chemistry

(of a polymer or polymer structure) in which the repeating units have no regular stereochemical configuration.
〔化〕（聚合物，聚合物结构）无规（立构）的，共济失调的
Example sentencesExamples
- But if there is no order, as is the case with the atactic polystyrene, packing can't occur.
- Depending on the location of the side groups and the nature of the starting monomers, linear polymers can have various structural isomers denoted as isotactic, syndiotactic, or atactic.
- Traditional polymer synthesis results in the random (atactic) location of the side-groups either to the left or right of the polymer chain.

Origin

Mid 19th century: from Greek ataktos, from a- 'not' + taktos 'arranged' + -ic.

Definition of atactic in US English:

atactic

adjectiveāˈtaktik

Chemistry

(of a polymer or polymer structure) in which the repeating units have no regular stereochemical configuration.
〔化〕（聚合物，聚合物结构）无规（立构）的，共济失调的
Example sentencesExamples
- Depending on the location of the side groups and the nature of the starting monomers, linear polymers can have various structural isomers denoted as isotactic, syndiotactic, or atactic.
- Traditional polymer synthesis results in the random (atactic) location of the side-groups either to the left or right of the polymer chain.
- But if there is no order, as is the case with the atactic polystyrene, packing can't occur.

Origin

Mid 19th century: from Greek ataktos, from a- ‘not’ + taktos ‘arranged’ + -ic.

词汇	atactic
释义	Definition of atactic in English: atactic adjective əˈtaktɪkāˈtaktik Chemistry (of a polymer or polymer structure) in which the repeating units have no regular stereochemical configuration. 〔化〕（聚合物，聚合物结构）无规（立构）的，共济失调的 Example sentencesExamples But if there is no order, as is the case with the atactic polystyrene, packing can't occur. Depending on the location of the side groups and the nature of the starting monomers, linear polymers can have various structural isomers denoted as isotactic, syndiotactic, or atactic. Traditional polymer synthesis results in the random (atactic) location of the side-groups either to the left or right of the polymer chain. Origin Mid 19th century: from Greek ataktos, from a- 'not' + taktos 'arranged' + -ic. Definition of atactic in US English: atactic adjectiveāˈtaktik Chemistry (of a polymer or polymer structure) in which the repeating units have no regular stereochemical configuration. 〔化〕（聚合物，聚合物结构）无规（立构）的，共济失调的 Example sentencesExamples Depending on the location of the side groups and the nature of the starting monomers, linear polymers can have various structural isomers denoted as isotactic, syndiotactic, or atactic. Traditional polymer synthesis results in the random (atactic) location of the side-groups either to the left or right of the polymer chain. But if there is no order, as is the case with the atactic polystyrene, packing can't occur. Origin Mid 19th century: from Greek ataktos, from a- ‘not’ + taktos ‘arranged’ + -ic.
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