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plumule

American  
[ploom-yool] / ˈplum yul /

noun

  1. Botany. the bud of the ascending axis of a plant while still in the embryo.

  2. Ornithology. a down feather.

plumule British  
/ ˈpluːmjuːl /

noun

  1. the embryonic shoot of seed-bearing plants

  2. a down feather of young birds that persists in some adults

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
plumule Scientific  
/ plo̅o̅m′yo̅o̅l /

  1. The young shoot of a plant embryo, situated above the cotyledons and consisting of the epicotyl and often of immature leaves.

  2. See more at germination

Other Word Forms

Etymology

Origin of plumule

1720–30; < New Latin, Latin plūmula. See plume, -ule

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

When there is such a bud between the cotyledons in the seed or seedling it is called the Plumule.

From The Elements of Botany For Beginners and For Schools by Gray, Asa

Plumule, the bud or first shoot of a germinating plantlet above the cotyledons, 13.

From The Elements of Botany For Beginners and For Schools by Gray, Asa

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.