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Related to monosomic: trisomic, Nullisomic


1. A chromosome having no homologue, especially an unpaired X chromosome.
2. A single ribosome.

mon′o·so′mic (-sō′mĭk) adj.
mon′o·so′my n.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(ˌmɒn əˈsoʊ mɪk)

having one less than the usual diploid number of chromosomes.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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References in periodicals archive ?
No additional adverse phenotypic effect appeared besides causing reproductive failure with possible monosomic or trisomic conceptions for chromosome 22 (39, 42, 43).
These unstable chromosomes can also lead to ring chromosome loss, producing monosomic cells, which may or may not be viable.
"Extensive cytogenetic studies of clonality following interferon-alpha therapy in chronic myeloid leukemia occurring in monosomic cells in a patient with Turner syndrome mosaic".
Mechanistic explanations of UPD involve gamete complementation, trisomic rescue, monosomic rescue, or post-fertilization mitotic error (16,17).
This was due to the development of an allotetraploid and a monosomic addition.
Lr46/Yr29: A slow rusting gene identified in the cultivar Pavon and was found located on chromosome 1B by crossing with a monosomic series of adult plant leaf rust susceptible cultivar Lal Bahadur (Singh et al., 1998a).
Altman (1991) Identification of four Gossypium sturtianum monosomic alien addition derivatives from a backcrossing program with G.
A monosomic analysis of Russian wheat aphid resistance in the common wheat PI 294994.
Also there are several examples in which is found that gamma-ray-induced chlorophyll mutations in the seeds of Triticum vulgare, Avena sativa (monosomic plants) and A.
These other cases had similar deletions in either the p or q arms, and so were monosomic for only one end of chromosome 9, in contrast to our patient who was monosomic for both ends of chromosome 9.
This hypothesis has gained support in recent years given that a great number of X chromosome genes escape inactivation, suggesting that healthy women experience a different effect linked to the X compared, both to men and to patients diagnosed with TS, which are monosomic for the X (6) chromosome.