TABOShIR, tavohshir, tabahshir, 1) khayzaron, khayzuron, khizuron, nayi hindi, bombu, bombuk (Vambusa, Vambusaseae), giyohhoi khushadori darakhtmonandero guyand, ki bo nomi khayzuron mamudand. Asosan dar noqiyahoi tropiki va subtroppkii Osiyo, Afrika va Amerika meruyand;
2) yak nav moddai safedest, ki az magzi nayi hindi — khayzuron girand va on khususiyati davoi dorad. Dar tibbi Sharq khele mamul ast. Zakariyoi Rozi, Aburayhoni Beruni, Abualii Sino va digaron davoii Taboshirro tavsif kardaand. Masalan, ba aqidai Oino,Taboshir khokistari bekhi khizuron (Vambusa arundinaseae) buda, ba dil taqviyat mebakhshad, khafaqon, iltihobi meda va varami chashmro raf mekunad, qay va isholro boz medorad, gamu anduhro barham mezanad. Taboshir az ishqor, ohak, silisiy, kame moddahoi organiki va gayra iborat ast; 3) bur, yak nav ohaksangi narmi safedro guyand, ki az porahoi khurd-khurd va okelsthoi yaklukhti mikroorganizmho — kokkolitho (70—90%), reshapoyho, foramintefarshho (1— 20%)va gayra iborat ast. Bur tabii va suni meshavad; asosan az karbonati kalsiy tarkib yoftaast. Dar tarkibi bur bazan sadafaki narmbadanho, ustukhoni khorpushti bahri va gayraro niz didan mumkil ast. Tarkibi khimiyavii bur: SaO (50—55%), SO2 (40—43%), Ge2O3 + GeO (0,02— 0,7%), A120Z (0,2-0,4%), MgO (0,2- 0,3%), SiO2 (0,5—0,6%).
Burro dar sanoat baroi istehsoli sement, ohak, inchunin rezin, plastmassa, lok, soda, shisha va gayra istifoda mebarand. Buri sof dar tib va atriyot ahamiyati kalon dorad.
M. Hojimatov.