Noun accompaniment has 3 senses
  1. accompaniment, concomitant, co-occurrence - an event or situation that happens at the same time as or in connection with another
    --1 is a kind of happening, occurrence, natural event
    --1 has particulars: associate; background
    Derived form: verb accompany1
  2. accompaniment, musical accompaniment, backup, support - a subordinate musical part; provides background for more important parts
    --2 is a kind of part, voice
    --2 has particulars: descant, discant; vamp
    Derived form: verb accompany3
  3. escort, accompaniment - the act of accompanying someone or something in order to protect them
    --3 is a kind of protection
    --3 has particulars: convoy
    Derived forms: verb accompany4, verb accompany2