From WordNet (r) 3.0 (2006) [wn]:
neighborhood
n 1: a surrounding or nearby region; "the plane crashed in the
vicinity of Asheville"; "it is a rugged locality"; "he
always blames someone else in the immediate neighborhood";
"I will drop in on you the next time I am in this neck of
the woods" [syn: vicinity, locality, neighborhood,
neighbourhood, neck of the woods]
2: people living near one another; "it is a friendly
neighborhood"; "my neighborhood voted for Bush" [syn:
neighborhood, neighbourhood]
3: the approximate amount of something (usually used
prepositionally as in `in the region of'); "it was going to
take in the region of two or three months to finish the job";
"the price is in the neighborhood of $100" [syn: region,
neighborhood]
4: an area within a city or town that has some distinctive
features (especially one forming a community); "an ethnic
neighborhood"
From The Collaborative International Dictionary of English v.0.48 [gcide]:
Neighborhood \Neigh"bor*hood\, n. [Written also neighbourhood.]
1. The quality or condition of being a neighbor; the state of
being or dwelling near; proximity.
[1913 Webster]
Then the prison and the palace were in awful
neighborhood. --Ld. Lytton.
[1913 Webster]
2. A place near; vicinity; adjoining district; a region the
inhabitants of which may be counted as neighbors; as, he
lives in my neighborhood.
[1913 Webster]
3. The inhabitants who live in the vicinity of each other;
as, the fire alarmed all the neiborhood.
[1913 Webster]
4. The disposition becoming a neighbor; neighborly kindness
or good will. [Obs.] --Jer. Taylor.
[1913 Webster]
Syn: Vicinity; vicinage; proximity.
Usage: Neighborhood, Vicinity. Neighborhood is
Anglo-Saxon, and vicinity is Latin. Vicinity does not
commonly denote so close a connection as neighborhood.
A neighborhood is a more immediately vicinity. The
houses immediately adjoining a square are in the
neighborhood of that square; those which are somewhat
further removed are also in the vicinity of the
square.
[1913 Webster]