Princeton's WordNet

1. chief executive officer, CEO, chief operating officer(noun)

   the corporate executive responsible for the operations of the firm; reports to a board of directors; may appoint other managers (including a president)

Kernerman English Learner's Dictionary

1. CEO(noun)ˈsɛn tʃə ri

   Chief Executive Officer; the most senior person in a company

   the CEO of the largest oil company

2. CEO(noun)ʃif

   the most senior person in a company

• HUBAfrikaans
• رَئيسُ شَرِكَةٍ كَبيرَةٍ: المُديرُ التَّنْفيذي الرَّئيسيArabic
• президент на корпорацияBulgarian
• presidentePortuguese (BR)
• výkonný ředitelCzech
• der GeschäftsführerGerman
• administrerende direktør; adm. dir.Danish
• διευθυντής εταιρείας (συντομογρ.)Greek
• director generalSpanish
• peadirektorEstonian
• مدیر عاملFarsi
• pääjohtajaFinnish
• PDGFrench
• מַנכָּ”ל, מַנכָּ”לִיתHebrew
• मुख्य कार्यकारी अधिकारीHindi
• CEOCroatian
• elnök-(vezér)igazgatóHungarian
• direktur perusahaan besarIndonesian
• direttore generaleItalian
• （大会社の）社長Japanese
• 최고경영자Korean
• vyriausiasis pareigūnas/vadybininkasLithuanian
• galvenais izpilddirektorsLatvian
• ketua pegawai eksekutifMalay
• hoofddirecteurDutch
• adm. dir. (administrerende direktør)Norwegian
• dyrektor naczelnyPolish
• مدیر عاملPersian
• د عامل اخورPashto
• президент компанииRussian
• riaditeľSlovak
• predsednik družbe; generalni direktorSlovenian
• predsednikSerbian
• verkställande direktör, vdSwedish
• ผู้บริหารสูงสุดThai
• baş yönetici, Yönetim Kurulu BaşkanıTurkish
• 執行長(縮寫)，大公司的董事長Chinese (Trad.)
• головний виконавчий директорUkrainian
• منتظمِ اعلیٰUrdu
• chủ tịch tập đoànVietnamese
• 执行总裁（缩写式）Chinese (Simp.)