Poderá aceder a dados detalhados sobre compositores, suas obras, intérpretes de obras, materiais e documentos de diversos tipos associados a estas informações e recursos musicais, agregando conhecimento sobre a Música Portuguesa dos Séculos XIX, XX e XXI na comunidade global.

Title	Composer	Musical Category	Instrumentation (general)	Date	Duration
Oratória Popular	Nuno Côrte-Real	Soloist(s) and Orch./Ens. and/or Choir	Tenor, Choir, Reciter, Piano, Bagpipe and Symphonic Orchestra
Ornatus	Rosário Santana	Chamber music (2-8 instruments)	Clarinet, Cello and Piano
Organic machine	Olívia Silva	Chamber music (2-8 instruments)	flute, clarinet, cello and marimba	2023	9' 40"
Orgias do agora	Luís Neto da Costa	Solo  With electroacoustics ("tape")	baritone saxophone and electronics	2019	16' 30"
Orbital Shift Variations in Space	Miguel Azguime	Chamber music (2-8 instruments)  With live-electronics	four marimbas	2018	16' 00"
Orbital Shift Variations	Miguel Azguime	Chamber music (2-8 instruments)	marimba quartet	2017	15' 00"
O retiro; O peregrino; Florestas submersas (Rodrigo Leão)	Tiago Derriça	Vocal Group/Choir and Orchestra/Ens.  Arrangement	orchestra and choir	2016
O Que Me Diz o Vento Alísio	Eurico Carrapatoso	Soloist(s) and Orch./Ens. and/or Choir	Soprano, Horn and Strings	2012	9' 00"
Organic I	Diogo Novo Carvalho	Solo  With electroacoustics ("tape")	Saxophone and tape	2008	9' 30"
O reflexo é a intimidade da sombra	Sílvia Mendonça	Chamber music (2-8 instruments)	Wind quintet	2007	4' 00"
O que me Diz a Brisa dos Capelinhos	Eurico Carrapatoso	Orchestra	Orchestra	2007	20' 00"
O Rapaz de Bronze	Nuno Côrte-Real	Opera	Soloists voices and violoncello and Chamber Orchestra	2007	55' 00"
Oranges VIII	Ernesto Rodrigues Guilherme Rodrigues	Chamber music (2-8 instruments)  With live-electronics	Viola, Cello, Live Eletronics and Bass Clarinet	2006	8' 17"
Oranges VI	Ernesto Rodrigues Guilherme Rodrigues	Chamber music (2-8 instruments)	Viola, Cello and 2 Bass Clarinets	2006	3' 15"
Oranges VII	Ernesto Rodrigues Guilherme Rodrigues	Chamber music (2-8 instruments)  With live-electronics	Viola, Cello, Live Electronics and Nay	2006	2' 51"
Oranges I	Ernesto Rodrigues Guilherme Rodrigues	Chamber music (2-8 instruments)  With live-electronics	Viola, Cello, Live Electronics and Nay	2006	8' 43"
Oranges II	Ernesto Rodrigues Guilherme Rodrigues	Chamber music (2-8 instruments)	Viola, Cello, Alto Flute and Bass Clarinet	2006	4' 19"
Oranges III	Ernesto Rodrigues Guilherme Rodrigues	Chamber music (2-8 instruments)  With live-electronics	Viola, Cello, Live Electronics, Bass Clarinet	2006	2' 33"
Oranges IV	Ernesto Rodrigues Guilherme Rodrigues	Chamber music (2-8 instruments)  With live-electronics	Viola, Cello, Live Electronics and Bass Clarinet	2006	4' 50"
Oranges V	Ernesto Rodrigues Guilherme Rodrigues	Chamber music (2-8 instruments)	Viola, Cello and 2 Bass Clarinets	2006	6' 09"
Oranges IX	Ernesto Rodrigues Guilherme Rodrigues	Chamber music (2-8 instruments)  With live-electronics	Viola, Cello, Live Eletronics and Bass Clarinet	2006	2' 07"
Orfeu	Fernando M. Lobo	Opera	Short opera	2006
O Que Me Diz o Vento Tropical	Eurico Carrapatoso	Vocal Group/Choir (a cappella)	Mixed Choir	2001	10' 00"
O Que Me Diz o Vento d'Óbidos	Eurico Carrapatoso	Vocal Group/Choir (a cappella)	Mixed Choir	2001	10' 00"
Organa	Pedro Amaral	Chamber music (2-8 instruments)	Ensemble	2001	15' 00"
Orfeu, Menino	Fernando Corrêa de Oliveira	Other	Unknown Instrumentation	2001	1' 30"
O Que Me Diz o Vento de Serpa	Eurico Carrapatoso	Vocal Group/Choir (a cappella)	Mixed Choir	2000	14' 00"
O Que Me Diz o Vento Mirandês	Eurico Carrapatoso	Vocal Group/Choir (a cappella)	Mixed Choir	2000	18' 00"
O Que Me Diz o Vento d'Arganil	Eurico Carrapatoso	Vocal Group/Choir (a cappella)	Mixed Choir	2000	10' 00"
O Que Me Diz a Calma Que Vai Caindo	Eurico Carrapatoso	Vocal Group/Choir (a cappella)	Mixed Choir	2000	12' 00"
Ora Vai Tu, Ora Vai, Vai	Fernando C. Lapa	Vocal Group/Choir (a cappella)	Mixed Choir	1999	2' 00"
Oração ao Pão	Fernando Valente	Chamber music (2-8 instruments)	Voice and Piano	1999
Organic Flute	Carlos Bechegas	Solo	Flute and Voice	1996	1' 01"
Ora vai tu, ora vai, vai	Fernando C. Lapa	Vocal Group/Choir (a cappella)	Mixed Choir	1994	3' 00"
Orfeu e as Sombras	Clotilde Rosa	Chamber music (+ than 8 instruments)	Bartione, Soprano Saxophone, Percussion, 2 Harps and Piano	1993	12' 00"
Orgão forte, contra Cravo mal temperado	Vítor Rua	Chamber music (2-8 instruments)	Organ and Harpsichord	1987
Oratória	Paulo Brandão	Chamber music (2-8 instruments)  Theatre Music	Soprano, guitar, saxophone	1983
Orfeu	Paulo Brandão	Chamber music (2-8 instruments)  Dance music	Ballet	1981
Oração à Luz	Berta Alves de Sousa	Vocal Group/Choir and Orchestra/Ens.	Mixed Choir and String Orchestra	1972	8' 00"
Orfeu em Lisboa	Ruy Coelho	Opera	Opera	1966
O Realejo	António Victorino d' Almeida	Solo	Piano	1956
O Ratinho Ra-Tu-Di	Fernando Corrêa de Oliveira	Vocal Group/Choir and Orchestra/Ens.  Educational work	Children's Voices, Piano and Percussion	1952	6' 09"
O Ratinho Ra-Tu-Di	Fernando Corrêa de Oliveira	Vocal Group/Choir (a cappella)  Educational work	Children's Voices and Piano	1952	6' 00"
Orações Populares	Cláudio Carneyro	Vocal Group/Choir (a cappella)  Arrangement	2 and 3 Voices Female Choir	1951	12' 00"
O Rei Galaor	Pedro do Prado	Opera	Soprano, Alto, Baritone and Chamber Orchestra	1937
O Rapa	Frederico de Freitas	Music Theatre	Unknown Instrumentation	1935
O Rei dos Borlistas	Frederico de Freitas	Music Theatre	Unknown Instrumentation	1932
O que convém para a fortuna das mulheres	Francisco Norberto dos Santos Pinto	Other  Theatre Music		1853
Ora Non Compra Amore	Marcos Portugal	Opera	Opera	1803
Orazi e Curriazi	Marcos Portugal	Opera	Opera	1799