Таджикистан – Энциклопедия на таджикском языке КИТОБАМ

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 …