yolk
n. மஞ்சட் கரு, கம்பளி நெய்.
Yolk, n. Etym: [OE. yolke, yelke, ýolke, ýelke, AS. geoloca, geoleca, fr. geolu yellow. See Yellow.] [Written also yelk.] 1. The yellow part of an egg; the vitellus. 2. (Zoöl.) Defn: An oily secretion which naturally covers the wool of sheep. Yolk cord (Zoöl.), a slender cord or duct which connects the yolk glands with the egg chambers in certain insects, as in the aphids. -- Yolk gland (Zoöl.), 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.