Definition of Oblast. Meaning of Oblast. Synonyms of Oblast

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Definition of Oblast

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Bioblast Bi"o*blast, n. [Gr. ? life + -blast.] (Biol.) Same as Bioplast.
Chromoblast Chro"mo*blast, n. [Gr. ? color + -blast.] An embryonic cell which develops into a pigment cell.
Cnidoblast Cni"do*blast, n. [Cnida + -blast.] (Zo["o]l.) One of the cells which, in the C[oe]lenterata, develop into cnid[ae].
Cytoblast Cy"to*blast (s?"t?-bl?st), n. [Gr. ???? hollow vessel + -blast.] (Biol.) The nucleus of a cell; the germinal or active spot of a cellule, through or in which cell development takes place.
Cytoblastema Cy`to*blas*te"ma (-bl?s-t?"m?), n. [NL., fr. Gr. ??? hollow vessel + ???? growth.] (Biol.) See Protoplasm.
Diploblastic Dip`lo*blas"tic, a. [Gr. ? doublet + -blast + -ic.] (Biol.) Characterizing the ovum when it has two primary germinal layers.
Discoblastic Dis`co*blas"tic, a. [Gr. ? disk + ? to grow.] (Biol.) Applied to a form of egg cleavage seen in osseous fishes, which occurs only in a small disk that separates from the rest of the egg.
Ectoblast Ec"to*blast, n. [Ecto- + Gr. ? bud, germ.] (Biol.) (a) The outer layer of the blastoderm; the epiblast; the ectoderm. (b) The outer envelope of a cell; the cell wall. --Agassiz.
Endoblast En"do*blast, n. [Endo- + -blast.] (Biol.) Entoblast; endoplast. See Nucleus,
Endoblastic En`do*blas"tic, a. (Biol.) Relating to the endoblast; as, the endoblastic layer.
Entoblast En"to*blast, n. [Ento- + -blast.] (Biol.) The inner germ layer; endoderm. See Nucleolus.
Gonoblastid Gon`o*blas"tid, n. [See Gonoblastidium.] (Zo["o]l.) A reproductive bud of a hydroid; a simple gonophore.
Gonoblastidium Gon`o*blas*tid"i*um, n.; pl. Gonoblastidia. [NL., fr. Gr. ? offspring + ? to bud.] (Zo["o]l.) A blastostyle.
Gonoblastidium Gon`o*blas*tid"i*um, n.; pl. Gonoblastidia. [NL., fr. Gr. ? offspring + ? to bud.] (Zo["o]l.) A blastostyle.
Tubularida Tu"bu*lar`i*da, n. pl. [NL.] (Zo["o]l.) An extensive division of Hydroidea; the tubularians; -- called also Athecata, Gymnoblastea, and Tubulari[ae].
Gymnoblastea Gym"no*blas`te*a, n. pl. [NL. fr. Gr. gymno`s naked + ? to sprout.] (Zo["o]l.) The Athecata; -- so called because the medusoid buds are not inclosed in a capsule.
Gymnoblastic Gym"no*blas"tic, a. (Zo["o]l.) Of or pertaining to the Gymnoblastea.
Haematoblast H[ae]m"a*to*blast, n. [H[ae]mato- + -blast.] (Anat.) One of the very minute, disk-shaped bodies found in blood with the ordinary red corpuscles and white corpuscles; a third kind of blood corpuscle, supposed by some to be an early stage in the development of the red corpuscles; -- called also blood plaque, and blood plate.
Holoblast Hol"o*blast, n. [Holo + -blast.] (Biol.) an ovum composed entirely of germinal matter. See Meroblast.
Holoblastic Hol`o*blas"tic, a. (Biol.) Undergoing complete segmentation; composed entirely of germinal matter, the whole of the yolk undergoing fission; -- opposed to meroblastic.
Hypoblast Hy"po*blast, n. [Pref. hypo- + -blast.] (Biol.) The inner or lower layer of the blastoderm; -- called also endoderm, entoderm, and sometimes hypoderm. See Illust. of Blastoderm, Delamination, and Ectoderm.
Hypoblastic Hy`po*blas"tic, a. (Biol.) Relating to, or connected with, the hypoblast; as, the hypoic sac.
Idioblast Id"i*o*blast, n. [Ideo- + -blast.] (Bot.) An individual cell, differing greatly from its neighbours in regard to size, structure, or contents.
Meroblast Mer"o*blast, n. [Gr. ? part + -blast.] (Biol.) An ovum, as that of a mammal, only partially composed of germinal matter, that is, consisting of both a germinal portion and an albuminous or nutritive one; -- opposed to holoblast.
Meroblastic Mer`o*blas"tic, a. (Biol.) Consisting only in part of germinal matter; characterized by partial segmentation only; as, meroblastic ova, in which a portion of the yolk only undergoes fission; meroblastic segmentation; -- opposed to holoblastic.
Mesoblast Mes"o*blast, n. [Meso- + -blast.] (Biol.) (a) The mesoderm. (b) The cell nucleus; mesoplast.
Mesoblastic Mes`o*blas"tic, a. (Biol.) Relating to the mesoblast; as, the mesoblastic layer.
Nematoblast Nem"a*to*blast, n. [Nemato- + -blast.] (Biol.) A spermatocyte or spermoblast.
Odontoblast O*don"to*blast, n. [Odonto- + -blast.] 1. (Anat.) One of the more or less columnar cells on the outer surface of the pulp of a tooth; an odontoplast. They are supposed to be connected with the formation of dentine. 2. (Zo["o]l.) One of the cells which secrete the chitinous teeth of Mollusca.
Osteoblast Os"te*o*blast, n. [Osteo- + -blast.] (Anat.) One of the protoplasmic cells which occur in the osteogenetic layer of the periosteum, and from or around which the matrix of the bone is developed; an osteoplast.

Meaning of Oblast from wikipedia

- An oblast (/ˈɒblæst/; also UK: /ˈɒblɑːst/) is a type of administrative division of Belarus, Bulgaria, Kazakhstan, Kyrgyzstan, Russia, Ukraine, and the...
- Kaliningrad Oblast (Russian: Калинингра́дская о́бласть, Kaliningradskaya oblast), often referred to as the Kaliningrad Region in English, or simply Kaliningrad...
- An oblast (Russian: область) is a type of federal subject of the Russian Federation. Oblasts are a constituent political entity in a federal union under...
- The Jewish Autonomous Oblast (JAO; Russian: Евре́йская автоно́мная о́бласть, Yevreyskaya avtonomnaya oblast; Yiddish: ייִדישע אװטאָנאָמע געגנט‎, yidishe...
- oblast. Moscow Oblast borders Tver Oblast in the northwest, Yaroslavl Oblast in the north, Vladimir Oblast in the northeast and east, Ryazan Oblast in...
- The ****patska Oblast (Ukrainian: Закарпатська область, romanized: ****pats’ka oblast’; see other languages) is an administrative oblast (province) located...
- Until December 1, 2005, Perm Oblast (Russian: Пе́рмская о́бласть) was a federal subject of Russia (an oblast) in Privolzhsky (Volga) Federal District...
- Oblast (Russian: Ленингра́дская о́бласть, tr. Leningradskaya oblast’, IPA: [lʲɪnʲɪnˈgratskəjə ˈobləsʲtʲ]) is a federal subject of Russia (an oblast)...
- raions (districts). The first oblasts were Vinnytsia Oblast, Kiev Oblast, Odessa Oblast, Kharkiv Oblast, and Dnipropetrovsk Oblast. Soon after that in the summer...
- Murmansk Oblast (Russian: Му́рманская о́бласть, tr. Murmanskaya oblast, IPA: [ˈmurmənskəjə ˈobləsʲtʲ]) is a federal subject (an oblast) of Russia, located...