| 释义 |
Definition of cis- in English: cis-prefixsɪs 1On this side of; on the side nearer to the speaker. Often contrasted with trans- (sense 1) or ultra- (sense 2) Example sentencesExamples - It is definitely one of the premier geological wonders of cislunar space.
- The generally accepted cis-oceanic ideas.
- The waters of cis-equatorial seas.
- 1.1historical On the side nearer to Rome.
- 1.2 (of time) closer to the present.
Example sentencesExamples - I place him confidently not a trans-, but cis-reformation-man.
2Referring or relating to people whose sense of personal identity and gender corresponds with their birth sex. Compare with trans- (sense 3) 3usually cis-Chemistry
Denoting molecules with cis arrangements of substituents. Example sentencesExamples - Analogous to other fruits, cis-neurosporene, neurosporene, carotene, and cis- carotene were also present among the visible light-absorbing compounds.
- This enzyme inserts a cis-double bond at carbon 9.
- Full X-ray crystallographic data were published (or deposited) for some of the isomerizing cis- or trans-cinnamic acids.
- Trans-fatty acids raise LDL cholesterol levels and lower HDL cholesterol levels relative to cis-unsaturated fatty acids and may increase the risk of diabetes.
- Similar effects were seen with 13 - cis-retinoic acid.
Origin From Latin cis 'on this side of'. Definition of cis- in US English: cis-prefix 1On this side of; on the side nearer to the speaker. Often contrasted with trans- (sense 1) or ultra- (sense 2) Example sentencesExamples - The generally accepted cis-oceanic ideas.
- The waters of cis-equatorial seas.
- It is definitely one of the premier geological wonders of cislunar space.
- 1.1historical On the side nearer to Rome.
- 1.2 (of time) closer to the present.
Example sentencesExamples - I place him confidently not a trans-, but cis-reformation-man.
2Referring or relating to people whose sense of personal identity and gender corresponds with their birth sex. Compare with trans- (sense 3) 3usually cis-Chemistry
Denoting molecules with cis arrangements of substituents. Example sentencesExamples - Trans-fatty acids raise LDL cholesterol levels and lower HDL cholesterol levels relative to cis-unsaturated fatty acids and may increase the risk of diabetes.
- Full X-ray crystallographic data were published (or deposited) for some of the isomerizing cis- or trans-cinnamic acids.
- This enzyme inserts a cis-double bond at carbon 9.
- Similar effects were seen with 13 - cis-retinoic acid.
- Analogous to other fruits, cis-neurosporene, neurosporene, carotene, and cis- carotene were also present among the visible light-absorbing compounds.
Origin From Latin cis ‘on this side of’. |