plane - Hutchinson encyclopedia article about plane Printer Friendly
The Free Dictionary
1,135,497,322 visitors served.
?
Dictionary/
thesaurus
Medical
dictionary
Legal
dictionary
Financial
dictionary
Acronyms
 
Idioms
Encyclopedia
Wikipedia
encyclopedia
?

plane

   Also found in: Dictionary/thesaurus, Medical, Encyclopedia, Wikipedia 0.01 sec.

plane

Enlarge picture
The plane tree is very tolerant of pollution and is widely grown in towns. It has flaky bark and burrlike fruit resembling drumsticks.

In botany, any of several trees belonging to the plane family. Species include the oriental plane (P. orientalis), a favourite plantation tree of the Greeks and Romans, and the American plane or buttonwood (P. occidentalis). A hybrid of these two is the London plane (P. x acerifolia), with palmate, usually five-lobed leaves, which is widely planted in cities for its resistance to air pollution. (Genus Platanus, family Platanaceae.)

All species have hanging burlike fruits and can grow to 30 m/100 ft high.

plane

Flat surface. Planes are either parallel or they intersect in a straight line. Vertical planes, for example the join between two walls, intersect in a vertical line. Horizontal planes do not intersect since they are all parallel.



How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content.
?Page tools
Printer friendly
Cite / link
 Email
Feedback
?Sign in SSL protected
Email:
Password:
Register

? Mentioned in ? References in classic literature
 
In the case of the line, this common boundary is the point; in the case of the plane, it is the line: for the parts of the plane have also a common boundary.
The Categories by Aristotle View in context
In this scrap-book is such testimony relating to my shady side, as I have within the past ten years been able to cut from the columns of my competitors in the business of elevating humanity to a higher plane of mind and morals - my 'loathsome contemporaries.
Fantastic-Fables by Bierce, Ambrose View in context
The speaker, and the schoolmaster, and the third grown person present, all backed a little, and swept with their eyes the inclined plane of little vessels then and there arranged in order, ready to have imperial gallons of facts poured into them until they were full to the brim.
Hard Times by Dickens, Charles View in context
More results
 
Hutchinson browser? ? Full browser
 
 
Hutchinson Encyclopedia
?

Disclaimer | Privacy policy | Feedback | Copyright © 2008 Farlex, Inc.
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. Terms of Use.