Definitions
from The Century Dictionary.
- noun   In ornithology, a feather of partly downy structure, possessing a pennaceous stem and a plumulaceous web. See 
feather . 
from the GNU version of the Collaborative International Dictionary of English.
- noun (Zoöl.) A feather which has a plumelike web, with the shaft of an ordinary feather.
 
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun zoology  A 
feather which has aplumelike web , with theshaft of an ordinary feather. 
Etymologies
from Wiktionary, Creative Commons Attribution/Share-Alike License
semi- + plume
			
		
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Examples
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