Таджикистан – Энциклопедия на таджикском языке КИТОБАМ

MELANOZ (yun. melanosis — siyohshavi, az melano — siyoh, meshavam), meshavam) melanopatiya dar uzvu boftaho hosilshavi va az dah ziyod taqsimshavii pigmenti qahvarangi siyokhtob yo siyohro (az guruhi melaninho) guyand, ki dar pust, pardai shabakavii chashm, pardai magzi cap mavjud ast. Melanoz modarzodi va gairimodarzodi meshavad. Ba namudi avval Melanozi …

MEKSIKOIZD (khud mekhikano guyand), millat, aholii asosii Meksika. Shumoraashon 55950 hazor nafar (1978). Inchunin qarib 4 mln dar shtathoi jan. garbi ShMA zindagi mekunand. Zaboni Mek­sika ispanist. Mutaqidoni din katolikand. Millati Meksikoy dar natijai omezishi ispanihoi istilogar (az a. 16) va muhojir bo aholii mahalli — astekho, mayya, otomiho, mishtekho, …

MELAMIN, 1, 3, 5 — triamino — 2, 4, 6 — triazin, yak nav kristalli berang, t jush. 354° S; dar aksari halkunandahoi organiki va obi khunuk hal nameshavad. Mek­sikaro az disiandiamid (NH*—C*N)8 dar haror. 180—500e S va fishori 4—20 Mn/m* (40—200 kgs/sm*) hosil mekunand. Mek­sika dar istehsoli qatroni melaminu …

MELANEZIYa (az yun. Melas-siyoh va nesos — jazira), yake az guruhhoi asosii jazirahoest dar uq. yonusiya, dar qismi janubu garbii uqyonusi Orom. Az ekvator ba sui J. sh. taqriban 5000 km tul kashidaast. Jaz-hoi ka­lon va guruhhoi asosi: Gvineyai Nav, galajaz. Bismark, jaz-hoi So­lomon (Sulaymon), jaz-hoi Gebridya Nav, Kaledoniyai Nav, …

MELANINO (az yun. melas, melanos — siyoh), pigmenthoi kalon mo­lekulai qahvarang va siyoh (eumelalinho) yo zardi (feomelaninho) halnashavanda. Dar organizmi rastaniho va hayvonho vasa pahn shudaand; rangi badan (mr, par, pulakcha va g.)-i hayvonhoi muhrador, kutikulai hasharot, pusti ba­ze mevaho va g-ro muayyan mokunand. Hangomi oksidshavii Melanino tirozinaza hosil meshavad. …