object glass, object lens

= objective2.

OAU, ob, obbligato, obbr.(=Music TV), obduracy, obdurate, OBE, obedience, obedient, obediently, obeisance, obelisk, obese, obesity, obey, obfuscate, obfuscation, obiter dictum, obituary, object, object lesson, object to, object to sth., objection, objectionable, objectionably, objective, objectively, objectivity, objector, objet d'art, oblate, obligate, obligation, obligatory, oblige, obliged, obliging, obligingly, oblique,