having a centrally located yolk, as certain insect eggs or ova.
(zoology) (of animal eggs) having a centrally located yolk
a drafting instrument for drawing lines converging on a vanishing point outside the drawing.
- Centromedian nucleus
centromedian nucleus cen·tro·me·di·an nucleus (sěn’trō-mē’dē-ən) n. The largest and most caudal of the intralaminar nuclei, receiving numerous fibers from the internal segment of the globus pallidus and from one area of the motor cortex, and whose major efferent connection is with the putamen.
- Centromere banding stain
centromere banding stain n. See C-banding stain.
a specialized structure on the chromosome, appearing during cell division as the constricted central region where the two chromatids are held together and form an X shape. noun the dense nonstaining region of a chromosome that attaches it to the spindle during mitosis centromere cen·tro·mere (sěn’trə-mēr’) n. The most condensed and constricted region of a […]