centrolecithal

[ sen-troh-les-uh-thuhl ]

adjective

, Embryology.

1. having a centrally located yolk, as certain insect eggs or ova.

centrolecithal

/ ˌsɛntrəʊˈlɛsɪθəl /

adjective

1. zoology (of animal eggs) having a centrally located yolk

Word History and Origins

Origin of centrolecithal¹

First recorded in 1875–80; centro- + lecithal

Example Sentences

Segmentation is usually of the superficial or centrolecithal type.

From Project Gutenberg

In other Arthropodan eggs the cleavage is on the so-called centrolecithal type, in which the dividing nuclei pass to the cortex of the ovum, and the surface of the ovum becomes indented with grooves corresponding to each nucleus.

From Project Gutenberg

Centrolecithal: applied to eggs in which the food yolk is central.

From Project Gutenberg