Topology
Part of speech: noun
Definition: A branch of mathematics studying those properties of a geometric figure or solid that are not changed by stretching, bending and similar homeomorphisms. A collection T of subsets of a set X such that the empty set is an element of T, X itself is an element of T, the union of any collection of elements of T is an element of T, and the intersection of any finite collection of elements of T is an element of T. The anatomical structure of part of the body. The arrangement of nodes in a communications network. The properties of a particular technological embodiment that are not affected by differences in the physical layout or form of its application.
Topography
Part of speech: noun
Definition: a precise description of a placea detailed graphic representation of the surface features of a place or objectthe features themselves (the terrain)the surveying of the features