sector

n 1: a plane figure bounded by two radii and the included arc of

a circle

2: a body of people who form part of society or economy; "the

public sector"

3: a particular aspect of life or activity; "he was helpless in

an important sector of his life" [syn: {sphere}]

4: the minimum track length that can be assigned to store

information; unless otherwise specified a sector of data

consists of 512 bytes

5: a portion of a military position

6: two graduated arms hinged at one end

selector

1. In {Smalltalk} or {Objective C}, the {syntax}

of a message which selects a particular {method} in the target

{object}.

2. An operation that returns the state of an object but does

not alter that state. Selector {functions} or {method}s often

have names which begin with "get" and corresponding {modifier}

methods or {procedures} whose names begin with "set".

(1998-01-12)