Definition of Yolk. Meaning of Yolk. Synonyms of Yolk

Here you will find one or more explanations in English for the word Yolk. Also in the bottom left of the page several parts of wikipedia pages related to the word Yolk and, of course, Yolk synonyms and on the right images related to the word Yolk.

Definition of Yolk

Yolk
Yolk Yolk (y[=o]lk or y[=o]k; 277), n. [OE. yolke, yelke, [yogh]olke, [yogh]elke, AS. geoloca, geoleca, fr. geolu yellow. See Yellow.] [Written also yelk.] 1. The yellow part of an egg; the vitellus. 2. (Zo["o]l.) An oily secretion which naturally covers the wool of sheep. Yolk cord (Zo["o]l.), a slender cord or duct which connects the yolk glands with the egg chambers in certain insects, as in the aphids. Yolk gland (Zo["o]l.), a special organ which secretes the yolk of the eggs in many turbellarians, and in some other invertebrates. See Illust. of Hermaphrodite in Appendix. Yolk sack (Anat.), the umbilical vesicle. See under Unbilical.

Meaning of Yolk from wikipedia

- Among animals which produce eggs, the yolk (/ˈjoʊk/; also known as the vitellus) is the nutrient-bearing portion of the egg whose primary function is to...
- The yolk sac is a membranous sac attached to an embryo, formed by cells of the hypoblast layer of the bilaminar embryonic disc. This is alternatively called...
- the remains of the yolk in a yolk sac which continues to nourish the larvae for a few days as they learn how to swim. Once the yolk is consumed, there...
- yolk, coloring it. Lutein is the most abundant pigment in egg yolk. A diet without such colorful foods may result in an almost colorless yolk. Yolk color...
- Phacellophora camtschatica, commonly known as the fried egg jellyfish or egg-yolk jellyfish, is a very large jellyfish in the family Phacellophoridae. This...
- vitellointestinal duct, the yolk stalk, the omphaloenteric duct, or the omphalomesenteric duct, is a long narrow tube that joins the yolk sac to the midgut lumen...
- process of yolk protein formation in the oocytes during ****ual maturation. The term vitellogenesis comes from the Latin vitellus ("egg yolk"). Yolk proteins...
- Yolk plug is the remaining patch of endodermal cells that is created during the formation of the dorsal lip of the blastopore in the amphibian. It is a...
- golf, ranch dressing, and rouille. Mayonnaise is an emulsion of oil, egg yolk, and an acid, either vinegar or lemon juice; there are many variants using...
- stretched between two fluid-filled cavities at either end: the primitive yolk sac and the amniotic sac. The epiblast is adjacent to the trophoblast and...