Phil ‧ har ‧ mo ‧ ni ‧ a Or ‧ ches ‧ tra, the /ˌfɪləməʊniə ˈɔːkəstrə, ˌfɪlhɑː- $ -hɑːrməʊniə ˈɔːr-/ BrE AmE
a leading British ↑ orchestra (=large group of musicians playing together) , based in London and started in 1945
Phil ‧ har ‧ mo ‧ ni ‧ a Or ‧ ches ‧ tra, the /ˌfɪləməʊniə ˈɔːkəstrə, ˌfɪlhɑː- $ -hɑːrməʊniə ˈɔːr-/ BrE AmE
a leading British ↑ orchestra (=large group of musicians playing together) , based in London and started in 1945
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012