suboctave /sub-okˈtiv/

1. The octave below
2. (also suboctave coupler) an organ coupler that gives an octave below

• oligopolistic
• oligopoly
• oligopsonies
• oligopsonistic
• oligopsony
• oligosaccharide
• oligospermia
• oligotrophic
• oligotrophy
• oliguria
• oligurias
• oliguric
• olingo
• olingos
• olinguito
• olinguitos
• olio
• olios
• oliphant
• oliphants
• olitories
• olitory
• olivaceous
• olivary
• olivary bodies