| adj. 1.  Terse and energetic in expression; pithy. 2.  Full of or given to using aphorisms, especially in a pompously moralizing manner. [Middle English, from Old French sententieux, from Latin sententiōsus, full of meaning, from sententia, opinion; see  SENTENCE.] sen·tentious·ly adv. sen·tentious·ness n. | 
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