Printer Friendly
Dictionary, Encyclopedia and Thesaurus - The Free Dictionary
3,923,124,471 visitors served.
forum Join the Word of the Day Mailing List For webmasters
?
Dictionary/
thesaurus
Medical
dictionary
Legal
dictionary
Financial
dictionary
Acronyms
 
Idioms
Encyclopedia
Wikipedia
encyclopedia
?

apterous

   Also found in: Encyclopedia, Wikipedia 0.02 sec.
ap·ter·ous  (ptr-s)
adj.
Having no wings or winglike extensions: an apterous insect.
apterous [ˈæptərəs]
adj
1. (Life Sciences & Allied Applications / Zoology) (of insects) without wings, as silverfish and springtails
2. (Life Sciences & Allied Applications / Botany) without winglike expansions, as some plant stems, seeds, and fruits
[from Greek apteros wingless, from a-1 + pteron wing]
apterism  n
ThesaurusLegend:  Synonyms Related Words Antonyms
Adj.1.apterous - (of insects) without wingsapterous - (of insects) without wings          
apteral
wingless - lacking wings
Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content.
?Page tools
Printer friendly
Cite / link 		Feedback
Add definition
Mentioned in?  References in periodicals archive?   Dictionary browser?   Full browser?
 
For example, in butterflies, as in fruit flies, the cells that make up the top wing surface contain an activated apterous gene, while those destined to frame the wing perimeter express one called Distal-less.
Gene patterns decorate butterflies' wings by Pennisi, Elizabeth / Science News
 
 
 
Dictionary, Thesaurus, and Translations
?

Terms of Use | Privacy policy | Feedback | Advertise with Us | Copyright © 2012 Farlex, Inc.
Disclaimer
All content on this website, including dictionary, thesaurus, literature, geography, and other reference data is for informational purposes only. This information should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional.