Works / By specific formation
Comment faire une recherche par effectif détaillé sur BRAHMS ?4345 works out of 50103
- Orchestral Set No. 2 (1925, 1909-1919), 19 mn, Peer Music / Charles Ives
- Orchestral Set No. 3 (1925, 1912-1922), Inédit / Charles Ives
- Orchestral Theatre I: O for orchestra (1990), 19 mn, Schirmer / Tan Dun
- Orchestral Variations for orchestra (1957), 14 mn, Boosey & Hawkes / Aaron Copland
- Orchestration de Trois Études de Claude Debussy for orchestra (1992), 12 mn, Lemoine / Michael Jarrell
- Orchestre (1973), 7 mn, Lemoine / Michaël Levinas
- Orchestrion-Straat for chamber ensemble (1995-1996), 23 mn, Peters / Mauricio Kagel
- Ordinary Matter for 1 to 3 orchestras (2001-2004), 24 mn, Peters / Christian Wolff
- elec ircam Organa for ensemble (2001), 15 mn, Inédit [program note] / Pedro Amaral
- Organum for large ensemble (1994), 4 mn, Faber Music / Oliver Knussen
- Orgelbüchlein for six musicians (2023), 12 mn about / Alexandre Jamar
- elec ircam Oria for amplified and reverberated ensemble (2002-2003), 12 mn, Inédit [program note] / Georgia Spiropoulos
- Origami for orchestra (1990-1991), 20 mn / Ricardo Nillni
- Origins for large orchestra (1989-1991), 14 mn, Eschig / Joshua Fineberg
- Orion for orchestra (1979), 14 mn, Boosey & Hawkes [program note] / Claude Vivier
- Orion for orchestra (2002), 25 mn, Chester Music / Kaija Saariaho
- Orion II for piano, 5 brass and 2 percussions (1982), 20 mn, Salabert / André Boucourechliev
- Orkney Saga I: Fifteen keels laid in Norway for Jerusalem-farers for orchestra (1997), 20 mn, Boosey & Hawkes / Sir Peter Maxwell Davies
- Orkney Saga II: In Kirkwall, the first red Saint Magnus Stones for orchestra (1997), 20 mn, Boosey & Hawkes / Sir Peter Maxwell Davies
- Ornament for large orchestra (2007), 15 mn / José Río‑Pareja
- stage Orpheus story in six scenes (two acts) (1978, 1986), 1 h 10 mn, Schott / Hans Werner Henze
- Orpheus story in six scenes (two acts) for narrator and orchestra (1978), 1 h 10 mn, Schott / Hans Werner Henze
- Orphic Descent for ensemble (2003), 5 mn 20 s / Robin De Raaff
- Orquoy for orchestra (2012), 17 mn, Schott / Thierry Pécou
- ÓS for orchestra (2018), 5 mn, Edition·S / Bára Gísladóttir
- Oscuro Abismo de llanto y de ternura for large ensemble (2005), 20 mn 40 s, Editions Musicales Européennes / Alberto Posadas
- Osiris for orchestra (2007), 20 mn, Bärenreiter / Matthias Pintscher
- Oskorriz for orchestra (1990), 17 mn, Le Chant du Monde / Ramon Lazkano
- elec Oslo/Triptych for ensemble (2011), 15 mn, Peters / James Dillon
- Ostinato for orchestra (2017), 15 mn about / Luis de Pablo
- Ostinato funebre for ensemble (1991), 8 mn, Schott / Heinz Holliger
- Ostinato Pianissimo for piano and four percussions (1934) / Henry Cowell
- Otras ficciones for winds, percussions, two pianos, two harps and double basses (2001), 27 mn, Eschig / Martin Matalon
- Où en est la nuit for ensemble (2013), 10 mn, Onoma éditions musicales / Zad Moultaka
- Out of the Loop for orchestra (2002), 12 mn, St. Rose Music Publishing / Nico Muhly
- Out of « Last Pieces » for orchestra (1961), 8 mn, Peters / Morton Feldman
- Outrage at Valdez for ensemble (1990-1992), 3 mn, Munchkin Music / Frank Zappa
- Ouvertüre for orchestra (1973-1974), 12 mn, Boosey & Hawkes / Isang Yun
- Ouverture for orchestra (1930), 8 mn about , Inédit / André Jolivet
- Ouverture de fête in A major, for orchestra (1947), 5 mn, Le Chant du Monde / Dimitri Chostakovitch
- Ouverture de l'Amour coupable for chamber orchestra (2010), 6 mn, Schott / Thierry Pécou
- Ouverture op. 42a "américaine" orchestral version (1928), 8 mn, Boosey & Hawkes / Serge Prokofiev
- Ouverture philharmonique for large orchestra (), 14 mn about , Durand / Eric Montalbetti
- Ouverture pour orchestre (1957), 10 mn about / Alfred Schnittke
- Ouverture pour orchestre (2023), 10 mn, PWM (Polskie Wydawnictwo Muzyczne) / Elżbieta Sikora
- Ouverture pour une exposition for orchestra (2009-2010), 10 mn, Billaudot / Jean-Jacques Di Tucci
- Ouverture pour une fête étrange for two orchestras, magnetic tape and electronic device (1979), 16 mn, Lemoine [program note] / Michaël Levinas
- Ouverture pour une symphonie for orchestra (2020), 9 mn, Éditions musicales Artchipel / Graciane Finzi
- Ouverture russe en ut majeur (1936), 14 mn, Boosey & Hawkes / Serge Prokofiev
- Ouverture sur des thèmes juifs (arrangement pour orchestre) (1934), 9 mn, Boosey & Hawkes / Serge Prokofiev