Lewis & Short

Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.

audītōrĭus, a, um, adj. [auditor], relating to a hearer or hearing.

  1. I. As adj. only once: cavernae, the auditory passages, Cael. Aur. Tard. 2, 3.
    Far more freq.,
  2. II. Subst.: audītōrĭum, ii, n.
    1. A. A hearing of a cause at law, a judicial examination (cf. audio, II. A. 3.), Dig. 4, 8, 41.
    2. B. The place where something (a discourse, a lecture) is heard, a lecture-room, hall of justice (not in Cic.; perh. in gen. not before the Aug. period): cujus rei gratiā plenum sit auditorium, Quint. 2, 11, 3: domum mutuatur et auditorium exstruit etc., Tac. Or. 9; 10; 39: nonnulla in coetu familiarium velut in auditorio recitavit, Suet. Aug. 85; id. Tib. 11; id. Claud. 41; id. Rhet. 6; * Vulg. Act. 25, 23; Dig. 42, 1, 54; 49, 9, 1; 4, 4. 18 al.
      Trop., of the forum: non rudibus dimicantes nec auditorium semper plenum, Tac. Or. 34.
    3. C. A school, in opp. to public life: condicio fori et auditorii, Quint. 10, 1, 36.
    4. D. The assembled hearers themselves, the audience, auditory: nuper adhibito ingenti auditorio, Plin. Ep. 4, 7; so App. Mag. p. 320, 33.