op înseamnă în Engleză

operation [operations]▼◼◼◼noun
[UK: ˌɒ.pə.ˈreɪʃ.n̩] [US: ˌɑː.pə.ˈreɪʃ.n̩]

preoperative▼◼◼◼adjective
[UK: prɪˈəʊprətˌɪv] [US: prɪˈoʊprətˌɪv]

operational research▼noun
[UK: ˌɒ.pə.ˈreɪ.ʃnəl rɪ.ˈsɜːtʃ] [US: ˌɑː.pə.ˈreɪ.ʃə.nəl ri.ˈsɝːtʃ]

operations analysis▼noun
[UK: ˌɒ.pə.ˈreɪʃ.n̩z ə.ˈnæ.lə.sɪs] [US: ˌɑː.pə.ˈreɪʃ.n̩z ə.ˈnæ.lə.səs]

post-operative▼◼◼◼adjective
[UK: pəʊst ˈɒ.pə.rə.tɪv] [US: poʊst ˈɑː.pə.rə.tɪv]

operations research▼◼◼◼noun
US

operationalize [operationalized, operationalizing, operationalizes]▼verb
[UK: ˌɒpərˈeɪʃənəlˌaɪz] [US: ˌɑːpɚrˈeɪʃənəlˌaɪz]

operating▼◼◼◼adjective
[UK: ˈɒ.pə.reɪt.ɪŋ] [US: ˈɑː.pə.ˌret.ɪŋ]What operating system do you use? = Milyen operációs rendszert használsz?

operational▼◼◼◻adjective
[UK: ˌɒ.pə.ˈreɪ.ʃnəl] [US: ˌɑː.pə.ˈreɪ.ʃə.nəl]

operating system (OS) [operating systems]▼◼◼◼noun
[UK: ˈɒ.pə.reɪt.ɪŋ ˈsɪ.stəm] [US: ˈɑː.pə.ˌret.ɪŋ ˈsɪ.stəm]

OS (operating system) [OSs]▼◼◼◼noun
[UK: ˈɒ.pə.reɪt.ɪŋ ˈsɪ.stəm] [US: ˈɑː.pə.ˌret.ɪŋ ˈsɪ.stəm]

opera singer▼◼◼◼noun
[UK: ˈɒ.prə ˈsɪŋə(r)] [US: ˈɑː.prə ˈsɪŋər]

operatic singer▼noun
[UK: ˌɒ.pə.ˈræ.tɪk ˈsɪŋə(r)] [US: ˌɑː.pə.ˈræ.tɪk ˈsɪŋər]

female opera singer▼noun
[UK: ˈfiː.meɪl ˈɒ.prə ˈsɪŋə(r)] [US: ˈfiː.ˌmel ˈɑː.prə ˈsɪŋər]

female operatic singer▼noun
[UK: ˈfiː.meɪl ˌɒ.pə.ˈræ.tɪk ˈsɪŋə(r)] [US: ˈfiː.ˌmel ˌɑː.pə.ˈræ.tɪk ˈsɪŋər]

opera [operas]▼◼◼◼noun
[UK: ˈɒ.prə] [US: ˈɑː.prə]

opera house [opera houses]▼◼◼◻noun
[UK: ˈɒ.prə ˈhaʊs] [US: ˈɑː.prə ˈhaʊs]

acoustics of the opera house▼[UK: əˈk.uː.stɪks əv ðə ˈɒ.prə ˈhaʊs] [US: əˈk.uː.stɪks əv ðə ˈɑː.prə ˈhaʊs]

operatic▼◼◼◼adjective
[UK: ˌɒ.pə.ˈræ.tɪk] [US: ˌɑː.pə.ˈræ.tɪk]

operatically▼adverb
[UK: ˌɒpəˈrætɪk(ə)li ] [US: ˌɑpəˈrætɪk(ə)li ]

operate [operated, operating, operates]▼◼◼◼verb
[UK: ˈɒ.pə.reɪt] [US: ˈɑː.pə.ˌret]The doctor operates two days a week. = A doktor hetenként két napon operál.

inoperable▼◼◼◼adjective
[UK: ˌɪn.ˈɒ.pə.rəb.l̩] [US: ˌɪ.ˈnɑː.pə.rəb.l̩]

operable▼◼◼◼adjective
[UK: ˈɒ.pə.rəb.l̩] [US: ˈɑː.pə.rəb.l̩]

operability▼◼◼◼noun
[UK: ˌɒpərəˈbɪlɪti ] [US: ˌɑpərəˈbɪlɪti ]

operating▼◼◼◼adjective
[UK: ˈɒ.pə.reɪt.ɪŋ] [US: ˈɑː.pə.ˌret.ɪŋ]

lancet [lancets]▼noun
[UK: ˈlɑːn.sɪt] [US: ˈlæn.sət]

operand [operands]▼◼◼◼noun
[UK: ˈɒ.pə.rænd] [US: ˈɒ.pə.rænd]

operatically▼adverb
[UK: ˌɒpəˈrætɪk(ə)li ] [US: ˌɑpəˈrætɪk(ə)li ]

operational▼◼◼◼adjective
[UK: ˌɒ.pə.ˈreɪ.ʃnəl] [US: ˌɑː.pə.ˈreɪ.ʃə.nəl]

operative▼◼◼◻adjective
[UK: ˈɒ.pə.rə.tɪv] [US: ˈɑː.pə.rə.tɪv]

operator [operators]▼◼◼◼noun
[UK: ˈɒ.pə.reɪ.tə(r)] [US: ˈɑː.pə.ˌre.tər]

cameraman [cameramen]▼◼◼◼irregular noun
[UK: ˈkæ.mə.rə.mæn] [US: ˈkæ.mə.rə.mən]

cinematographer [cinematographers]▼◼◼◼noun
[UK: ˌsɪ.nə.mə.ˈtɒ.ɡrə.fə(r)] [US: ˌsɪ.nə.mə.ˈtɑː.ɡrə.fər]

camerist▼noun
[UK: kˈamərˌɪst] [US: kˈæmɚrˌɪst]

operetta▼◼◼◼noun
[UK: ˌɒ.pə.ˈre.tə] [US: ˌɑː.pə.ˈre.tə]

light opera▼◼◻◻noun
[UK: laɪt ˈɒ.prə] [US: ˈlaɪt ˈɑː.prə]

operettist▼noun
[UK: ˈɒpərˌetɪst] [US: ˈɑːpɚrˌeɾɪst]

vaudeville-theatre▼noun
[UK: ˈvɔː.də.vɪl ˈθɪə.tə(r)] [US: ˈvɑːd.ˌvɪl ˈθiːə.tər]

Achaemenid Empire▼◼◼◼

Persian Empire▼◼◼◼[UK: ˈpɜːʃ.n̩ ˈem.paɪə(r)] [US: ˈpɝː.ʒən ˈem.paɪər]