topological

 [tuh-pol-uh-jee]  

to·pol·o·gy

   [tuh-pol-uh-jee]
noun, plural to·pol·o·gies for 3. Mathematics.
1.
the study of those properties of geometric forms that remain invariant under certain transformations, as bending or stretching.
2.
Also called point set topology. the study of limits in sets considered as collections of points.
3.
a collection of open sets making a given set a topological space.
Origin:
1650–60; topo- + -logy

Related forms
top·o·log·ic  [top-uh-loj-ik] , top·o·log·i·cal, adjective
top·o·log·i·cal·ly, adverb
to·pol·o·gist, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Topological is always a great word to know.
So is doohickey. Does it mean:
a gadget; dingus; thingumbob.
a chattering or flighty, light-headed person.
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Collins
World English Dictionary
topology (təˈpɒlədʒɪ)
 
—n
1.  the branch of mathematics concerned with generalization of the concepts of continuity, limit, etc
2.  Former name: analysis situs a branch of geometry describing the properties of a figure that are unaffected by continuous distortion, such as stretching or knotting
3.  maths a family of subsets of a given set S, such that S is a topological space
4.  the arrangement and interlinking of computers in a computer network
5.  the study of the topography of a given place, esp as far as it reflects its history
6.  the anatomy of any specific bodily area, structure, or part
 
topologic
 
—adj
 
topo'logical
 
—adj
 
topo'logically
 
—adv
 
to'pologist
 
—n

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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