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yolk    音标拼音: [j'ok]
n. 蛋黄

蛋黄

yolk
n 1: the yellow spherical part of an egg that is surrounded by
the albumen [synonym: {egg yolk}, {yolk}]
2: nutritive material of an ovum stored for the nutrition of an
embryo (especially the yellow mass of a bird or reptile egg)
[synonym: {yolk}, {vitellus}]

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}.]
[1913 Webster]
1. The yellow part of an egg; the vitellus.
[1913 Webster]

2. (Zool.) An oily secretion which naturally covers the wool
of sheep.
[1913 Webster]

{Yolk cord} (Zool.), a slender cord or duct which connects
the yolk glands with the egg chambers in certain insects,
as in the aphids.

{Yolk gland} (Zool.), 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}.
[1913 Webster]



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  • Yolk.
    At Yolk, we push the envelope with new and creative breakfasts, specialty juices and our own private label premium coffee With a fresh and creative approach to breakfast and lunch in an urban, upscale setting, Yolk has taken the breakfast and lunch scene by storm So what makes Yolk so special?
  • YOLK Definition Meaning - Merriam-Webster
    The meaning of YOLK is the yellow spheroidal mass of stored food that forms the inner portion of the egg of a bird or reptile and is surrounded by the white
  • Review of Yolk restaurant Manzanita — Nehalem River Inn
    Nestled in the heart of Manzanita, Oregon, on the vibrant main strip of Laneda Avenue, Yolk is a breakfast and brunch haven that’s become a cherished gem since its opening in 2018 With a warm coastal flair, this eatery has locals and tourists alike lining up for a taste of its delectable offerings
  • YOLK Definition Meaning | Dictionary. com
    The yellow internal part of the egg of a bird or reptile The yolk is surrounded by the albumen and supplies food to the developing young
  • Yolk | Development, Nutrition Formation | Britannica
    Yolk, the nutritive material of an egg, used as food by a developing, embryonic animal Eggs with relatively little, uniformly distributed yolk are termed isolecithal This condition occurs in invertebrates and in all but the lowest mammals
  • YOLK definition and meaning | Collins English Dictionary
    2 meanings: 1 the substance in an animal ovum consisting of protein and fat that nourishes the developing embryo Related Click for more definitions





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