n. 前情, 先行词

a. 先前的, 先行的

[医] 先行的, 前驱的, 先质

Antecedent \An`te*ced"ent\, a. [L. antecedens, -entis, p. pr. of
antecedere: cf. F. ant['e]c['e]dent.]
1. Going before in time; prior; anterior; preceding; as, an
event antecedent to the Deluge; an antecedent cause.

2. Presumptive; as, an antecedent improbability.

Syn: Prior; previous; foregoing.


Antecedent \An`te*ced"ent\, n. [Cf. F. ant['e]c['e]dent.]
1. That which goes before in time; that which precedes.
--South.

The Homeric mythology, as well as the Homeric
language, has surely its antecedents. --Max Miller.

2. One who precedes or goes in front. [Obs.]

My antecedent, or my gentleman usher. --Massinger.

3. pl. The earlier events of one's life; previous principles,
conduct, course, history. --J. H. Newman.

If the troops . . . prove worthy of their
antecedents, the victory is surely ours. --Gen. G.
McClellan.

4. (Gram.) The noun to which a relative refers; as, in the
sentence ``Solomon was the prince who built the temple,''
prince is the antecedent of who.

5. (Logic)
(a) The first or conditional part of a hypothetical
proposition; as, If the earth is fixed, the sun must
move.
(b) The first of the two propositions which constitute an
enthymeme or contracted syllogism; as, Every man is
mortal; therefore the king must die.

6. (Math.) The first of the two terms of a ratio; the first
or third of the four terms of a proportion. In the ratio
a:b, a is the antecedent, and b the consequent.