Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • adj. Having a yolk that is concentrated at one end: a telolecithal egg.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. having the yolk at one end

from The Century Dictionary and Cyclopedia

  • In embryology, having much food-yolk which is eccentric from the formative yolk, as the large meroblastic eggs of birds: correlated with alecithal (having no food-yolk) and centrolecithal (which see).

Etymologies

telo- + Greek lekithos, egg yolk + -al1.
(American Heritage® Dictionary of the English Language, Fourth Edition)

Examples

  • In these "telolecithal" ova, or ova with the yelk at one end (for instance, in the cyclostoma and amphibia), the gastrulation then usually takes place in such a way that in the cleavage of the impregnated ovum the animal (usually the upper) half splits up more quickly than the vegetal (lower).

    The Evolution of Man — Volume 1

  • An ovum such as this, in which the protoplasm is concentrated towards one pole, is called telolecithal.

    Text Book of Biology, Part 1: Vertebrata

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