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Webster 1913 Edition
Apophthegm
Apˊoph-thegm
,Noun.
 See 
  Apothegm
. { 
, Ap′o-thegm
,Ap′oph-thegm
}Noun.
 [Gr. 
ἀπόφθεγμα 
thing uttered, apothegm, from ἀποφθέγγεσθαι 
to speak out; ἀπό 
from + φθέγγεσθαι 
to speak.] A short, pithy, and instructive saying; a terse remark, conveying some important truth; a sententious precept or maxim. 
[Apothegm is now the prevalent spelling in the United States.]