Definition of epicotyl in English:

epicotyl

Line breaks: epi|cotyl
Pronunciation: /ˌɛpɪˈkɒtɪl
 
/

noun

Botany
  • The region of an embryo or seedling stem above the cotyledon.
    More example sentences
    • 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.
    • 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.

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Word of the day coloratura
Pronunciation: ˌkɒlərəˈtjʊərə
noun
elaborate ornamentation of a vocal melody