de·fine /dɪˈfaɪn/
  (vt.)定義,解釋,下定義,限定,規定
  define
  界定; 設定
  define
  預先定義的
  define
  定義
  De·fine v. t. [imp. & p. p. Defined p. pr. & vb. n. Defining.]
  1. To fix the bounds of; to bring to a termination; to end. “To define controversies.”
  2. To determine or clearly exhibit the boundaries of; to mark the limits of; as, to define the extent of a kingdom or country.
  3. To determine with precision; to mark out with distinctness; to ascertain or exhibit clearly; as, the defining power of an optical instrument.
     Rings . . . very distinct and well defined.   --Sir I. Newton.
  4. To determine the precise signification of; to fix the meaning of; to describe accurately; to explain; to expound or interpret; as, to define a word, a phrase, or a scientific term.
     They define virtue to be life ordered according to nature.   --Robynson (More's Utopia).
  De·fine v. i. To determine; to decide. [Obs.]
  ◄ ►
  define
       v 1: give a definition for the meaning of a word; "Define
            `sadness'"
       2: determine the essential quality of [syn: specify, delineate,
           delimit, delimitate]
       3: determine the nature of; "What defines a good wine?"
       4: delineate the form or outline of; "The tree was clearly
          defined by the light"; "The camera could define the
          smallest object" [syn: delineate]