achiasmatic, a. Cytol.
(eɪkaɪəzˈmætɪk)
[f. a- 14 + *chiasmatic a.]
Occurring without the formation of a chiasma (chiasma n. 2); having no chiasma.
| 1962 Chromosoma XIII. 526 The occurrence of achiasmatic meiosis..in the female prompted detailed study of the behaviour of their meiotic chromosomes. 1984 Human Genetics LXVII. 372 In mouse and man..normal disjunction of the X and Y is assured by an achiasmatic end association. 1989 Jrnl. Heredity LXXX. 10/1 Most species show sex differences in autosomal recombination, including many examples of achiasmatic males as well as achiasmatic females. |