Labellum definition

lə-bĕləm
Frequency:
The median petal of an orchid flower, usually different in shape, size, or color from the two lateral petals; lip.
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A liplike part, such as the tip of the labium of certain flies, used for lapping up liquids.
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The lowest of the three petals forming the corolla of an orchid, usually larger than the other two petals, and often spurred.
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The median petal of an orchid flower, usually different in shape, size, or color from the two lateral petals; lip.
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A liplike part, such as the tip of the labium of certain flies, used for lapping up liquids.
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The lower central petal of orchid flowers, usually developed to be showy and attract pollinators.
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Other Word Forms

Noun

Singular:
labellum
Plural:
labella, labellums

Origin of labellum

  • Latin diminutive of labrum lip leb- in Indo-European roots

    From American Heritage Dictionary of the English Language, 5th Edition

  • From Latin labellum (“small tub or basin”), diminutive of labrum (“basin, tub”), from lavō (“bathe”).

    From Wiktionary