\A"o*rist\ ([=a]"[-o]*r[i^]st), n. [Gr. 'ao`ristos
indefinite; 'a priv. + "ori`zein to define, ? boundary,
limit.] (Gram.)
A tense in the Greek language, which expresses an action as
completed in past time, but leaves it, in other respects,
wholly indeterminate.