† syndesis Cytology. Obs.
(sɪnˈdiːsɪs)
[a. G. syndesis (V. Häcker 1904, in Zool. Jahrb. VII. 200), f. Gr. συν- syn-1 + δέσις binding together (f. δεσµός bond, connection).]
The pairing of chromosomes in mitosis or meiosis. Cf. synapsis 2.
| 1909 Ann. Bot. XXIII. 49 Haecker has proposed the word Syndesis to apply to the conjugation or association of the homologous parental chromosomes. 1912 [see synapsis 2]. 1925 E. B. Wilson Cell (ed. 3) vi. 503 It is now widely held that reduction is initiated by a preliminary process or synapsis or syndesis in the course of which the chromosomes conjugate. |