auditorium

noun

au·​di·​to·​ri·​um ˌȯ-də-ˈtȯr-ē-əm 

plural auditoriums or auditoria ˌȯ-də-ˈtȯr-ē-ə 

1

: the part of a public building where an audience sits

2

: a room, hall, or building used for public gatherings

Synonyms of auditorium

• amphitheater
• theater
• hall

Examples of auditorium in a Sentence

will hold the town meeting in the high school auditorium

Recent Examples on the Web

Counter identified the auditorium’s main air-supply fan as original equipment dating to 1937, and described mechanical and electrical systems that have been added onto and modified repeatedly over the decades. — Alison Foreman, IndieWire, 20 Aug. 2026

Every August, Epic Systems founder Judy Faulkner holds court with over 20,000 people, including staff and executives from her most devoted customers, in an auditorium buried five stories into the Wisconsin earth. — STAT, 17 Aug. 2026

Regal Cinemas, for example, has 4DX auditoriums with multisensory enhancements that bring the film world into the real world with full-body immersion synced up with the on-screen action. — Rod Stafford Hagwood, Sun Sentinel, 13 Aug. 2026

The symposium was moved from a 400-seat auditorium at the National Gallery to a meeting room at Dumbarton Oaks that seats 80. — Tessa Solomon, ARTnews.com, 12 Aug. 2026

Word History

Etymology

borrowed from Latin audītōrium "lecture room, hall, body of listeners," from audīre "to hear" + -tōrium, suffix of places, from neuter of -tōrius, deverbal adjective suffix — more at audible entry 1, auditory entry 2

First Known Use

1640, in the meaning defined at sense 1

Rhymes for auditorium

• emporium
• scriptorium
• tentorium
• triforium
• cladosporium
• crematorium
• eupatorium
• moratorium
• sanatorium
• conservatorium
• helminthosporium
• corium

Kids Definition

auditorium

noun

au·​di·​to·​ri·​um ˌȯd-ə-ˈtōr-ē-əm 

-ˈtȯr-

1

: the part of a public building where an audience sits

2

: a room, hall, or building used for public gatherings