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单词 acotyledon
释义

Definition of acotyledon in English:

acotyledon

noun əˌkɒtɪˈliːd(ə)nˌeɪkɑdlˈidn
Botany
  • A plant with no distinct seed leaves, especially a fern or moss.

    Example sentencesExamples
    • Acotyledons are plants not furnished with cotyledons or seed-lobes, such as ferns, mosses and sea-weeds.
    • One of these determinables is number of cotyledons under which fall the determinates acotyledon, monocotyledon, and dicotyledon.
    • Jussieu classifies plants on the basis of cotyledons, and divides all plants into acotyledons, monocotyledons, and dicotyledons.

Derivatives

  • acotyledonous

  • adjective əˌkɒtɪˈliːdənəsˌeɪˌkɑdəˈlid(ə)nəs
    Botany
    • The name “Mushroom” applies to the product formed by the fresh or dried cell tissue of acotyledonous plants.
      Example sentencesExamples
      • They formed the first class of plants with the acotyledonous or agamous plants.
      • Article 620 - The name ‘Mushroom’ applies to the product formed by the fresh or dried cell tissue of acotyledonous plants (basidiomycetes, hymenomycetes and gastromycetes).

Origin

Mid 18th century: from modern Latin plural acotyledones (see a-1, cotyledon).

 
 

Definition of acotyledon in US English:

acotyledon

nounˌākädlˈēdnˌeɪkɑdlˈidn
Botany
  • A plant with no distinct seed leaves, especially a fern or moss.

    Example sentencesExamples
    • Jussieu classifies plants on the basis of cotyledons, and divides all plants into acotyledons, monocotyledons, and dicotyledons.
    • One of these determinables is number of cotyledons under which fall the determinates acotyledon, monocotyledon, and dicotyledon.
    • Acotyledons are plants not furnished with cotyledons or seed-lobes, such as ferns, mosses and sea-weeds.

Origin

Mid 18th century: from modern Latin plural acotyledones (see a-, cotyledon).

 
 
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更新时间:2024/12/24 3:27:46