semiplume

English

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Alternative forms

semi-plume

Etymology

From semi- +‎ plume.

Pronunciation

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Noun

semiplume (plural semiplumes)

1. (zoology) A feather which has a downy vane and a long rachis, often used for insulation.

   semiplume feathers

References

• “semiplume”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.