English Reference
noun

auditorium

n.
US /ˌɔdəˈtɔɹiəm/ UK /ˌɔːdɪtˈɔːɹiəm/ au·di·to·ri·um UK spelling auditoriums

  1. 01 B2 Upper Intermediate

    a large room or building where people gather to watch a performance or listen to a speech.

    a large room or building designed for public meetings, concerts, or theatrical performances.

    Simple

    The school held the graduation ceremony in the new auditorium because it had enough seats for everyone.

    In context

    The university's main auditorium was equipped with state-of-the-art acoustics to accommodate both academic lectures and professional orchestral performances.

  2. 02 C1 Advanced Technical Theatre

    the specific part of a theatre or hall where the audience sits.

    the part of a theatre, concert hall, or other public building in which the audience sits, as distinct from the stage.

    Simple

    The lights in the auditorium went dark just before the play started.

    In context

    While the stage was cluttered with props, the auditorium remained pristine, with every velvet seat assigned to a donor for the opening night gala.

An orange lobbed from the auditorium narrowly missed its target; eventually, two spectators climbed on to the stage and tried to wrestle the actor off.

The Guardian· 27 Aug 2026

Four performers enter the auditorium and walk among us but they’re sizing up the space not the audience.

The Guardian· 18 Aug 2026

Borrowed from Latin audītōrium, from audītōrius (“pertaining to hearing”). Equivalent to auditory + -ium.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry
Origin Latin audītōrium
Level B2 · Upper Intermediate
Frequency Frequent
Updated