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Egg case (Chondrichthyes)
Egg case (Chondrichthyes), also called mermaid's purse: the keratin capsule laid by oviparous sharks, skates, and chimaeras, usually holding one yolk-nourished embryo; skate cases with horns form dense nurseries where embryos may develop up to five years.
Egg cell
Egg cell (ovum): the large, non-motile female gamete, about 0.15 mm in humans, that fuses with sperm at fertilization; distinguished from the oocyte, blocks polyspermy via cortical granules, and can be preserved by vitrification.
Egg coffee
Egg coffee (cà phê trứng), also called ca phe trung, is a Hanoi drink invented in 1946 by bartender Nguyễn Văn Giang: egg yolk whipped with condensed milk floated on strong phin robusta coffee, with raw-egg safety caveats.
Egg cream
Egg cream: a New York City soda-fountain drink of milk, seltzer, and chocolate syrup with a foamy head, containing no egg and no cream; tied to Jewish immigrant culture and Fox's U-Bet syrup.
Egg donation
Egg donation is a fertility treatment in which a woman donates eggs fertilized in vitro and transferred to a recipient, who carries the pregnancy and gives birth.
Egg drop soup (蛋花汤)
Egg drop soup (蛋花汤, Dànhuā tāng, egg flower soup) is a Chinese soup of beaten egg streamed into hot, often starch-thickened broth, setting into floating ribbons; a home staple and American Chinese menu starter with tomato and seaweed variants.
Egg foo young
Egg foo young (芙蓉蛋) is a Cantonese omelette dish turned Chinese-American takeout staple: egg patties with bean sprouts, onion, and pork, shrimp, or chicken, served with soy-based brown gravy; related to Indonesian fu yung hai and Dutch foe yong hai.
Egg harvesting automation
Egg harvesting automation is the use of egg belts, cross conveyors, and packers to collect and grade eggs from laying hens with minimal manual handling.
Egg incubation
Egg incubation, natural (broody hen) or artificial (incubator), develops bird embryos under controlled temperature, humidity, ventilation, and turning; chicken eggs hatch in 21 days, and hatchery versus on-farm hatching affects chick welfare.
Egg Island (landform)
Egg Island (landform): name shared by many small islands worldwide, e.g. Antarctic Trinity Peninsula, a dozen in Alaska (Russian Ostrov Yaichnoy, 1792), plus examples in Canada, the Bahamas, and California, named for eggs, shape, or grouped features.
Egg Island (undersea feature)
Egg Island, also called Isla Huevo (Chile) or Isla Santa Isabel (Argentina), is a small Antarctic island on the north side of Prince Gustav Channel, Trinity Peninsula, at 63°41'S 57°42'W, sighted in 1902-03 and named in 1949 with Tail, Eagle, and Beak Islands.
Egg lysin (Sperm-lysin)
Egg lysin (sperm-lysin) is a 16-kDa abalone sperm acrosomal protein that nonenzymatically dissolves the egg vitelline envelope by binding the receptor VERL; it is species-specific and a textbook example of rapid positive-selection evolution.
Egg of Columbus
Egg of Columbus (Columbus' egg, Ei des Kolumbus, uovo di Colombo): apocryphal 1493 banquet anecdote in which Columbus stands an egg by crushing its tip; figure of speech for a solution obvious after the fact, first recorded by Benzoni in 1565.
Egg punk
Egg punk (Devo-core) is a punk microgenre blending lo-fi hardcore and garage punk with cheap synths and absurdist humor. Named by a viral 2017 Instagram meme opposing it to chain punk, it arose in the Midwestern US and grew worldwide in the 2020s.
Egg roll
Egg roll is a cylindrical, deep-fried appetizer of American Chinese cuisine, developed in New York in the 1930s as a regional adaptation of the spring roll.
Egg tart (蛋挞)
Egg tart (蛋挞, daan tat; Portuguese-style pou tat) is a small custard-filled tart. Hong Kong style has smooth custard with lard puff or butter cookie crust; Macau's 1989 Andrew Stow adaptation of pastel de nata has caramelized spots and puff pastry.
Egg white
Egg white (albumen), the clear liquid around the egg yolk, is about 88% water and 11% protein; ovalbumin (54%) drives its foaming, gelling, and emulsifying roles in foods.
Egg yolk phospholipids
Egg yolk phospholipids, or egg lecithin, are yolk lipids dominated by phosphatidylcholine (78.5% PC); the richest natural phospholipid source, used as emulsifier, flavor precursor, and liposome material.
Eggardon hill fort
Eggardon hill fort: Iron Age multivallate hillfort near Askerswell, Dorset, with three ramparts, two entrances, Bronze Age barrows, Isaac Gulliver's smuggling sea-mark, and National Trust ownership of its southern half.
Eggcorn
Eggcorn: a misheard or reinterpreted word or phrase, such as 'egg corn' for 'acorn', whose substitute still makes plausible sense; term coined by Geoffrey Pullum on Language Log in 2003, OED 2010.
Eggen Moving Groups
Eggen moving groups are groups of nearby stars sharing a common space motion, named for Olin J. Eggen, who proposed and cataloged them from 1958 to 1998.
Egger's test
Egger's test is a linear regression test for funnel plot asymmetry in meta-analysis, proposed by Matthias Egger and colleagues in 1997 to detect small-study effects that may indicate publication bias.
Eggnog
Eggnog: chilled holiday drink of eggs, sugar, milk or cream, often spiked with rum, bourbon, or brandy; descended from medieval British posset, first printed 1788, US standard 1% egg yolk solids.
Eggo
Eggo (L'Eggo My Eggo) is an American frozen waffle brand founded in 1936 by Frank Dorsa in San Jose, acquired by Kellogg in the 1970s, now Kellanova; famous for Eleven's Stranger Things obsession and a 14% sales boost.
Eggplant
Eggplant (Solanum melongena), also aubergine or brinjal, is a Solanaceae crop domesticated in South-East Asia from Solanum insanum, grown for its edible immature berry, with China and India leading production.
Eggs Benedict
Eggs Benedict (eggs benny) is a New York brunch dish of poached eggs on toasted English muffin halves with Canadian bacon and hollandaise sauce, created around 1894 with rival Waldorf and Delmonico's origin stories, and known for variations such as Florentine and royale.
Eggshell skull
Eggshell skull rule, also called the thin skull or talem qualem rule: a common law tort doctrine making a defendant liable for the full extent of a plaintiff's injury, even when a pre-existing vulnerability made the harm unexpectedly severe.
Eggy Party
Eggy Party (蛋仔派对) is a free-to-play party royale mobile game by NetEase Games, in which 32 players race egg-shaped characters, launched in China in 2022 and globally in 2024.
Egibi Archive
The Egibi Archive, or Egibi family archive, is a collection of about 1,700 cuneiform tablets from Babylon recording one family's affairs across five generations, from about 606 to 484 BCE.
Egibi family
The Egibi family was an entrepreneurial, land-owning family of Babylon active for five generations from Nebuchadnezzar II into the reign of Xerxes I (sixth to early fifth centuries BC).