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单词 pileus
释义

Definition of pileus in English:

pileus

nounPlural pilei ˈpʌɪlɪəsˈpīlēəs
Botany
  • The cap of a mushroom or toadstool.

    〔植〕菌盖,菌伞

    Example sentencesExamples
    • Their compact pilei - tight-fitting in infant plants, robust and appetizingly domed in ripe ones - have a smooth (not lamellate) undersurface and a neat, strong stem.
    • The development is initiated as a hyphal knot of 0.2 mm or less in diameter, which rapidly develops into a tiny primordium containing the rudimentary tissues of the future pileus and stipe.
    • CO2, levels above 1,000 ppm repress expansion of the pileus and stimulate stipe growth in a wide variety of commercially-grown species, leading to spindly mushrooms in high CO2 conditions.

Origin

Mid 18th century: from Latin, literally 'felt cap'.

Definition of pileus in US English:

pileus

nounˈpīlēəs
Botany
  • The cap of a mushroom or toadstool.

    〔植〕菌盖,菌伞

    Example sentencesExamples
    • The development is initiated as a hyphal knot of 0.2 mm or less in diameter, which rapidly develops into a tiny primordium containing the rudimentary tissues of the future pileus and stipe.
    • CO2, levels above 1,000 ppm repress expansion of the pileus and stimulate stipe growth in a wide variety of commercially-grown species, leading to spindly mushrooms in high CO2 conditions.
    • Their compact pilei - tight-fitting in infant plants, robust and appetizingly domed in ripe ones - have a smooth (not lamellate) undersurface and a neat, strong stem.

Origin

Mid 18th century: from Latin, literally ‘felt cap’.

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更新时间:2025/6/18 15:03:49