Noun
OPN (plural OPNs)
Initialism of omnipause neuron.
OPN Architects, with offices in Des Moines, Cedar Rapids, Iowa City and Madison, Wis., collaborated with Pritzker Prize-winning architect Renzo Piano and his Renzo Piano Building Workshop to design the building, which opened in late 2018. Source: Internet
With the new Oticon Opn people with hearing loss not only hear better without having to work as hard but also remember more of what is being said. Source: Internet