ItalianoInglese
Opel Kadett Opel Kadett
Opel Meriva Opel Meriva
Opel Vectra Opel Vectra
Opel Zafira Opel Zafira
Open content Open content
Open di Francia French Open
Open Directory Project Open Directory Project
Open Gaming License Open Gaming License
Open reading frame Open reading frame
Open Sound System Open Sound System
Open source Open source
Open Source Definition Open Source Definition
Open Space Technology Open Space Technology
Open Spectrum Open spectrum
Open Systems Interconnection OSI model
Open Unified Process OpenUP
Open Your Eyes Open Your Eyes
Open Your Heart Open Your Heart
OpenArena OpenArena
OpenCms OpenCms
OpenDocument Format Alliance OpenDocument Format Alliance
OpenLaszlo OpenLaszlo
OpenMosix OpenMosix
OpenNap Opennap
OpenSolaris OpenSolaris
Opensource Open source
OpenSUSE OpenSUSE
OpenVMS OpenVMS
OpenVPN OpenVPN
OpenWRT OpenWrt
opera work
opera a puntate serial
Opera buffa Opera buffa
Opera cementizia Opus caementicium
Opera cinese Chinese opera
opera d'arte work of art
Opera derivata Derivative work
opera di bene charity
opera di carità charity
Opera di Pechino Beijing opera
opera di riassetto dopo una catastrofe disaster cleanup operation
Opera Nazionale Balilla Opera Nazionale Balilla
opera pia charity
Opera reticolata Opus reticulatum
Opera reticulata Opus reticulatum
Opera semiseria Opera semiseria
Opera seria Opera seria
Opera Software Opera Software
operabile operable
Operación Puerto Operación Puerto doping case
operai labor
operaia worker
operaia edile construction worker
operaia metallurgica metalworker
operaia montatrice fitter
operaio worker
operaio edile construction worker
operaio metallurgico metalworker
operaio montatore fitter