(n.) A composition for five voices or instruments\.

Pentateuch Philharmonic Phoebe V band big band bipartisanship brass brass band brass choir brass quintet brass section brasses callithumpian band chamber orchestra cinque coaction coadjuvancy coadministration coagency cochairmanship codirectorship collaboration collaborativeness collectivism collusion combo commensalism common effort common enterprise communalism communism communitarianism community complicity concert concert band concord concordance concurrence cooperation cooperativeness desks dixieland band duet duettino duo duumvirate ecumenicalism ecumenicism ecumenism ensemble ensemble music ensemble singing esprit esprit de corps fellow feeling fellowship fin five five bucks five dollars fiver fivesome gamelan orchestra group harmony jazz band joining of forces joint effort joint operation jug band mass action military band morale mullet mutual assistance mutualism mutuality octet orchestra part music part singing part song pentachord pentad pentagon pentagram pentahedron pentameter pentapody pentarchy pentastich pentathlon polyphonic music pooling pooling of resources pulling together quartet quincunx quint quintuplet ragtime band reciprocity rock-and-roll group septet septuor sestet sextet skiffle band solidarity steel band street band string band string choir string orchestra string quartet strings swing band symbiosis symphony symphony orchestra synergism synergy team spirit teamwork terzet terzetto trio triumvirate troika united action waits woodwind woodwind choir woodwind quartet woodwinds