Emily Dickinson Lexicon

SEN-TEN'TIOUS, a. [Fr. sententieux; It. sentenzioso.]

1. Abounding with sentences, axioms and maxims; short and energetic; as, a sententious style or discourse; sententious truth. – Waller. How be apes his sire, / Ambitiously sententious. – Addison.
2. Comprising sentences; as, sententious marks. – Grew. [This should be sentential.]