Definition of Diaster

1. n. A double star; -- applied to the nucleus of a cell, when, during cell division, the loops of the nuclear network separate into two groups, preparatory to the formation of two daughter nuclei. See Karyokinesis.



Definition of Diaster

1. Noun. (biology) A double star; applied to the nucleus of a cell, when, during cell division, the loops of the nuclear network separate into two groups, preparatory to the formation of two daughter nuclei. ¹

¹ Source: wiktionary.com

Definition of Diaster

1. a stage in mitosis [n -S] : DIASTRAL [adj]

Medical Definition of Diaster

1. A double star; applied to the nucleus of a cell, when, during cell division, the loops of the nuclear network separate into two groups, preparatory to the formation of two daughter nuclei. See Karyokinesis. Origin: Gr. - = twice + star. Source: Websters Dictionary (01 Mar 1998)

Diaster Pictures

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Lexicographical Neighbors of Diaster

diastasic
diastasis
diastasis recti
diastasuria
diastatic
diastatic skull fracture
diastem
diastema
diastemal
diastemas
diastemata
diastematic
diastematomyelia
diastems
diaster (current term)
diastereocontrol
diastereofacial
diastereoisomer
diastereoisomeric
diastereoisomerism
diastereoisomerisms
diastereoisomerization
diastereoisomerizations
diastereoisomers
diastereomer
diastereomeric
diastereomerically
diastereomerization
diastereomerizations

Literary usage of Diaster

Below you will find example usage of this term as found in modern and/or classical literature:

1. Surgery, Gynecology & Obstetrics by The American College of Surgeons, Franklin H. Martin Memorial Foundation (1921)
"diaster in endothelial cell lining a capillary. X looo. X too. labor was premature, and of these children only i survived. Hydramnios was noted four times ..."

2. Darwin and After Darwin: An Exposition of the Darwinian Theory and a by George John Romanes (1910)
"Such a polar star ia seen at each end of the nucleus-spindle, and is not to be confused with the diaster H, the two ends of which are composed of chromatin. ..."

3. A Text-book of histology by Alexander A.. Böhm, M. von Davidoff (1904)
"After the formation of the diaster, the loops belonging to each stellate figure ... This process takes place in such a way that the threads of the diaster. ..."

4. The American Naturalist by American Society of Naturalists, Essex Institute (1900)
"Also in the diaster stage the centre- somes continue to be evident; the axis of the ... In the [cup- shaped] depression of the nuclei of the diaster stage ..."

5. Handbook of Physiology by William Dobinson Halliburton (1913)
"B, Later stage, c, Latest stage—formation of diaster. ... around the nuclei begins in the diaster stage, and is complete in the stage represented in fig. ..."

6. First Report on the Cytological Investigation of Cancer: 1906 by John Edward Salvin Moore, Charles Edward Walker (1906)
"diaster. FIG. 6.—Later stage of same. FIG. 7.—Later stage of same. FIG. 8. ... FIG. 29.—Spindle figure of same. FIG. 30.—diaster of same ..."

7. Encyclopaedia Britannica: A Standard Work of Reference in Art, Literature (1907)
"... E. single star, the loops of the wreath being broken ; F, separation of the star Into two groups of U-shaped fibres ; II, diaster or double star ; I, ..."

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