| 释义 |
dicentric, a. (and n.) Biol.|daɪˈsɛntrɪk|
[f. di-2 + -centric.]
Of a chromosome or chromatid: having two centromeres. Hence as n., a dicentric chromosome or chromatid.
1937, etc. [see acentric a.]. 1956Nature 18 Feb. 325/1 Breakage of chromosomes is followed by reunion to give dicentrics. 1970Ibid. 15 Aug. 707/2 Chromosome fragments and structural abnormalities (for example, dicentrics and acentrics) were rare. |