Definition of epicotyl in English:

epicotyl

noun ˌɛpɪˈkɒtɪlˌepəˈkädl

Botany

The region of an embryo or seedling stem above the cotyledon.
〔植〕上胚轴
Example sentencesExamples
- These enzymes have also been detected in a wide range of plant organs and tissues undergoing developmental changes such as seeds, cotyledons, elongating epicotyls, and in freshly harvested asparagus spears.
- In addition, they have four or five scaly leaves with lateral buds on their epicotyl.
- The number of embryos developing an epicotyl was determined after 9 weeks in germination.
- However, in coleoptiles, hypocotyls and epicotyls, gravity can be perceived along the whole length of the responding region and there is no such need to postulate any longitudinal transfer of a message.
- At this stage, both the cotyledons and epicotyls (if visible) were green.

Definition of epicotyl in US English:

epicotyl

nounˌepəˈkädl

Botany

The region of an embryo or seedling stem above the cotyledon.
〔植〕上胚轴
Example sentencesExamples
- At this stage, both the cotyledons and epicotyls (if visible) were green.
- The number of embryos developing an epicotyl was determined after 9 weeks in germination.
- These enzymes have also been detected in a wide range of plant organs and tissues undergoing developmental changes such as seeds, cotyledons, elongating epicotyls, and in freshly harvested asparagus spears.
- In addition, they have four or five scaly leaves with lateral buds on their epicotyl.
- However, in coleoptiles, hypocotyls and epicotyls, gravity can be perceived along the whole length of the responding region and there is no such need to postulate any longitudinal transfer of a message.

词汇	epicotyl
释义	Definition of epicotyl in English: epicotyl noun ˌɛpɪˈkɒtɪlˌepəˈkädl Botany The region of an embryo or seedling stem above the cotyledon. 〔植〕上胚轴 Example sentencesExamples These enzymes have also been detected in a wide range of plant organs and tissues undergoing developmental changes such as seeds, cotyledons, elongating epicotyls, and in freshly harvested asparagus spears. In addition, they have four or five scaly leaves with lateral buds on their epicotyl. The number of embryos developing an epicotyl was determined after 9 weeks in germination. However, in coleoptiles, hypocotyls and epicotyls, gravity can be perceived along the whole length of the responding region and there is no such need to postulate any longitudinal transfer of a message. At this stage, both the cotyledons and epicotyls (if visible) were green. Definition of epicotyl in US English: epicotyl nounˌepəˈkädl Botany The region of an embryo or seedling stem above the cotyledon. 〔植〕上胚轴 Example sentencesExamples At this stage, both the cotyledons and epicotyls (if visible) were green. The number of embryos developing an epicotyl was determined after 9 weeks in germination. These enzymes have also been detected in a wide range of plant organs and tissues undergoing developmental changes such as seeds, cotyledons, elongating epicotyls, and in freshly harvested asparagus spears. In addition, they have four or five scaly leaves with lateral buds on their epicotyl. However, in coleoptiles, hypocotyls and epicotyls, gravity can be perceived along the whole length of the responding region and there is no such need to postulate any longitudinal transfer of a message.
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