vitellus
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
As a consequence of this superficial concentration we get segmentation of the vitellus, with the production of a morula.
From The Mechanism of Life by Leduc, Stéphane
Thus, in Fishes, the first changes consist in the segmentation of the vitellus and the formation of a germ, processes which are common to all classes of animals.
From Facts and Arguments for Darwin by Muller, Fritz
Now, the human ovum or egg consists of a vitellus or yolk, which is covered by a similar membrane, known as the vitelline.
From What a Young Husband Ought to Know by Stall, Sylvanus
Up to this point the vitellus of the egg, nourished by endosmosis through its membranes, had sufficed for the nutrition of the still very small embryo.
From The Sexual Question A Scientific, psychological, hygienic and sociological study by Forel, Auguste
Vitelligenous: producing the vitellus or yolk: said of certain cells in the ovaries, believed to have that function.
From Explanation of Terms Used in Entomology by Smith, John. B.