Orfey, hofizi afsonavii Fra­kiya, pisari oliha Kalliopa. Bino ba rivoyathoi ahdi qadim surudhoi hayratangezi u odamon va hatto khudoyonro maftun karda, quvvahoi vah­shii tabiatro rom kardaand. Dar afsonahoi yunoni Orfey ejodkunandai sheru musiqi vasf shudaast. Orfey dar adabiyoti badei, sanati tasviri va musiqii khalqhoi gunogun naqshi ravshan guzoshtaast.

Orkney (jazirahoi Orkney—Ork­ney Islands), galajaziraest dar hay­ati jazirahoi Britaniya, dar nazdikii kanori shimoli Shotlandiya. Tobei Britaniyai Kabir. Taqriban 70 jaziraro dar bar megirad. Masohati umumii Orkney qa­rib 1000 kilometr2. Aholiash 17,1 hazor nafar (1971). Jazirai kalontarin — Meyn­lend. Sathi jaziraho — serteppa. Joi az hama balandtarashon 477 metr (jazirai Khoy). …

Ortikon (az yunoni orthos — rost, muntazam va eikon — tasvir), karnai televizionii irsol bo katodi khotamkorist, ki dar on tasviri shuoi ba tasviri elektri, yane ba istiloh -relefi potensiali tabdil meyobad. Chunin usuli hosil kardani tasvirro injeneroni amerikoi A. Roz va H. Yams soli 1939 peshnihod kardaand. Hangomi ba …

Orfikho (Orphikoi), namoyandagoni jarayoni diniyu irfonii Yunoni Qadim, ki az asri 6—4 to milod injonib malumand. Orfikho khudro payravoni O r f e y va shogirdi u Musey medonistand, ki guyo baroi mutaqidon rivoyati makhfi guzoshta budand. Mazmuni asosii talimoti Orfikho asotirest dar borai paydoishi inson. Faneti dujinsaro, ki az …

Orlov Aleksandr Sergeevich (4. 2. 1871, Moskva — 6. 3. 1947, Lenin­grad), adabiyotshinosi soveti, akademiki Akademiyai Fanhoi SSSR (1931). Fakulteti tarikhu filologiyai Universiteti  Moskvaro khatm kardaast (1895). Dar hamon universitet va maktabhoi olii digar muallim bud. Az soli 1933 muassis va rohbari Shubai adabiyoti qadimi rusi Khonai Pushkin. Muhimtarin talifi …

Ortrit (az yunoni orthos — rost), allanit, mineralest ae guruhi epidot. Tarkibi khimiyaviash taqriban (Sa, Se, Mn)2 (FeH, Fe3+, Mg) Al*[Si04] [Si207] O (ON). To 6% Se20z va aksar vaqt omekhtahoi Th, U, goho Y2Os (to 8%) dorad. Sistemai kristallbandiash monoklini, kristallhoyash darozi prizma va nayzamonand. Beshtar dar shakli donachaho …

Orfoepiya (yunoni orphoepeia ae or­thos — durust va epos — nutq, sukhan), majmui qoidahoi talaffuzi adabii yagon zaboni milliro guyand, ki yagonagii sokhti ovozii onro tamin mekunad. Qoidahoi talaffuzi zaboni adabi yakjoya bo normahoi lek­siki, grammatiki, fonetiki, uslubi, imloi va gayra mubodilai afkorro bay­ni namoyandogoni shevahoi mukhtalif osontar mekunand. Qoidahoi …

Orleani Nav (New Orleans), shahrest dar janubi Shtathoi Muttahidai Amerika, dar shtati Luiziana. Yake az bandarhoi kalontarini mamlakat dar sohili chapi daryoi Missisipi va nazdi khaliji Meksi­ka. Uzeli kaloni rohi ohan, markazi mu­himmi moliya va tijorat (pakhta, galla, qand va gayra). Aeroport dorad. Aho­liash 570 hazor nafar (ziyoda az ‘/4 …

Orkhit (az yunoni orchis — khoya), iltihobi khoyai odam. Aksar vaqt chun bodi bemorihoi siroyati (khanozir, gripp, suzok, tif, brusellyoz, sil va gayra) va latkhurii khoya ba vujud meoyad. Bemori tez cap meshavad (harorat baland va khoya kalon shuda, sakht dard mekunad). Orkhit odatan badi 2—3 haf­ta khomush megardad, bazan …

Orlova Lyubov Petrovna (11. 2. 1902, Zvenigorod, hozira viloyati Mosk­va — 27. 1. 1975, Moskva) aktrisai sovetii rus, Artisti Khalqii SSSR (1950). Dar Kon­servatoriya (1919 —22) va tekhnikumi teatrii Mosk­va (qismi khoreografi; 1922—25) tahsil namudaast. Solhoi 1926—33 dar Teatri musiqii ba nomi V. I. Ne­mirovich-Danchenko kor kardaast. Faoliyati ejodii akt­risa …