SENTENTIOUS
pithy, sententious
(adjective) concise and full of meaning; “welcomed her pithy comments”; “the peculiarly sardonic and sententious style in which Don Luis composed his epigrams”- Hervey Allen
sententious
(adjective) abounding in or given to pompous or aphoristic moralizing; “too often the significant episode deteriorates into sententious conversation”- Kathleen Barnes
Source: WordNet® 3.1
Etymology
Adjective
sententious (comparative more sententious, superlative most sententious)
(obsolete) Full of meaning.
Using as few words as possible; pithy and concise.
Tending to use aphorisms or maxims, especially given to trite moralizing.
Synonyms
• (using as few words as possible): concise, pithy
• (tending to use aphorisms): aphoristic
Source: Wiktionary
Sen*ten"tious, a.Etym: [L. sentenciosus: cf. F. sentencieux.]
1. Abounding with sentences, axioms, and maxims; full of meaning;
terse and energetic in expression; pithy; as, a sententious style or
discourse; sententious truth.
How he apes his sire, Ambitiously sententious! Addison.
2. Comprising or representing sentences; sentential. [Obs.]
"Sententious marks." Grew. --- Sen*ten"tious*ly, adv.
– Sen*ten"tious*ness, n.
Source: Webster’s Unabridged Dictionary 1913 Edition