Obhoi yuvenili (az lotini juve­nilis— javon), obhoero guyand, ki bori nakhust az qari Zamin ba gidrosferai zerizamini dokhil me­shavand. In istilohro soli 1902 geolo­gi avstriyagi E. Zyuss peshnihod kar­daast. Obhoi yuvenili ba qishri Zamin dokhil shuda, bo obhoi digar omekhta megardand. Dar tabiat obhoi sof yuvenili vonamekhurand, zero onho hangomi …

Ovul, avul (turki), 1) nomi joi istiqomati baze khalqhoi Osiyoi Miyona va Qazoqiston (turkmanho, qaroqalpoqho, qirgizho, qazoqho), inchunin yak qator khalqhoi Kav­kazi Shimolist. To Revolyutsiyai Kabiri Sotsialistii  Ok­tyabr qazoq, qirgiz, qaroqalpoqhoi kuchmanchi va nimkuchmanchi, uzbekhoi chorvodor guruh-guruh (5-—10 oila va az in ziyod) joi istiqomate intikhob menamudand va onro Ovul …

Objuvoz, dastgohi sholikubie, ki ba vositai ob harakat mekunad. Objuvoz az tir (daroziash 5 metr, diametrash 30—35 santimetr), parra, lingkub, dul va nova iborat. ast. Nova az 3 takhtai payvasti 5—6 metra iborat buda, yak tarafi on ba balandi, ba rohi ob, tarafi digarash ba parra, ki az no­va poyontar …

Ovchi, dehaest dar Soveti qishloq Ovchi- qalachai payoni Khujand, viloyati Leninobod. Territoriyai kolkhozi ba nomi V. V. Kuy­bishev. Az Ovchi to markazi Soveti qishloq 1 kilometr, to rayon 18 kilometr; rohash asfaltpush. Aholiash 2020 nafar (1981), uzbekho va tojikon. Maktabi miyona, klub, oshkhona, 3 magazin, khonai khizmati maishi dorad. Sohahoi …

Objuvoz, dehaest dar Soveti qishloqi Pravdai rayoni Uroteppa, viloyati Leninobod. Territoriyai sovkhozi tokparvari. Az Objuvoz to markazi Soveti qishloq 4 kilometr, to rayon 6 kilometr; rohash qisman asfaltpush. Aholiash 725 -nafar (1981), tojikon. Maktabi miyona va nonvoykhona dorad. Sohahoi khojagi — gallakori, bogu tokdori, obchakori, chorvodori va kirmakdori. Zaminho az …

Daryoi Ohayo (Ohio River), daryoest dar ShMA, shokhobi chapi daryoi Missisipi. Tulash 1580 kilometr, masohati havzaash 528,1 hazor kilometr. Dar nazdikii shahri Pitsburg az hamrohshavii daryohoi Allegeyni va Movongakhila, ki dar kolkhozhoi Appalachi ibtido meyoband, ba vujud omadaast. Shokhobhoi asosiash; az rost — Mas­kingem, Mayami, Uobash; az chap — Kentukki, …

Ovariz (sahehash a v a r i z), andozi favquloddaest, ki az dehqonon va kosibon baroi kharohoti jang va jashnhoi darbori shoh sitonida meshud. Ovariz dar Movarounnahru Khuroson hanuz to istiloi mugul vujud doshta, dar davrai hukmronii mugulho khele avj girift. Dar zamoni davlatdorii Temur va Temuriyon niz Ovariz sitonida …

Publiy Ovidiy Nazon (Publius Ovidius Naso) (43 to milod— taqriban 18), shoiri rimi. Sheri hasbiholi va asosan, ishqi menavisht. Ovidiy dar dostonhoi avvalinash «Ilmi ishq» va «Davoi ishq» dar munosibathoi ishqi ba khonanda ,nasihat doda, manzarahoi hayoti Rimro tasvir kardaast. Dostoni «Maskh» («Metamorfozaho») 250 rivoyati asotiri va folkloriro doir ba …

Ovoz, majmui sadohoi az jihati balandi, quvva va ohang (tembr) rynogune, ki bo yorii apparati Ovozi odam va hayvonhoi bo shush nafaskashanda barovarda meshavand hangomi harakathoi reflektorii mushaakhoi hanjara (atsa, sulfa va gayra) niz Ovoz ba vujud meoyad. Ba vositai Ovoz odam ehsosot va fikri khudro bayon mekunad Oid ba …

Ovozi capoyanda dar musiqi, mafhumi «ovozi hofiz» ba qobiliyati saroyandagii odam vobas­ta ast. Ovoz az nutq bo savt, balandii muayyan va kasholyobiash farq meku­nad. Ovoz dar inson az sinni kudaki bo mururi inkishofi shunavoii musiqi va apparati ovoz paydo shuda, tadrijan takomul meyobad (dar sinni 13 ba 1,5 oktava merasad). …