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aculeus

Pronunciation:  u'kyooleeus

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WordNet Dictionary
 
 Definition: 
  1. [n]  a sharp-pointed process especially a sting of a hymenopterous insect
  2. [n]  a stiff sharp-pointed plant process
 
 See Also: enation, plant process, pricker, prickle, spine, sticker, stinger, thorn

 

 

Webster's 1913 Dictionary
 
 Definition: 
\A*cu"le*us\, n.; pl. {Aculei}. [L., dim. of acus
needle.]
1. (Bot.) A prickle growing on the bark, as in some brambles
   and roses. --Lindley.

2. (Zo["o]l.) A sting.

 
Biology Dictionary
 
 Definition: A prickle growing from bark.
 
 Synonyms: pl. aculei
 

 

 

 

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